A Comprehensive Multilevel Analysis of the Bucharest Early Intervention Project: Causal Effects on Recovery From Early Severe Deprivation
Open accessAbstract
OBJECTIVE: The Bucharest Early Intervention Project is the first randomized controlled trial of foster care as an alternative to institutional care. The authors synthesized data from nearly 20 years of assessments of the trial to determine the overall intervention effect size across time points and developmental domains. The goal was to quantify the overall effect of the foster care intervention on children's outcomes and examine sources of variation in this effect, including domain, age, and sex assigned at birth. METHODS: An intent-to-treat approach was used to examine the causal effects of the randomized controlled trial for 136 children residing in institutions in Bucharest, Romania (baseline age, 6-31 months) who were randomly assigned to either foster care (N=68) or care as usual (N=68). At ages 30, 42, and 54 months and 8, 12, and 16-18 years, children were assessed for IQ, physical growth, brain electrical activity (EEG), and symptoms of five types of psychopathology. RESULTS: Participants provided 7,088 observations across follow-up waves. Children assigned to foster care had better cognitive and physical outcomes and less severe psychopathology than did those who received care as usual. The magnitude of these effect sizes remained stable across development. The foster care intervention most influenced IQ and disorders of attachment/social relatedness. CONCLUSIONS: Young children benefit from placement in families after institutional care. The benefits of foster care for previously institutionalized children were remarkably stable across development.
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24 of 39 cited sources checked · 14 supported · 1 flagged · accuracy not yet measured
- Premisecitation
Psychosocial deprivation in both institutional and family-based contexts is linked to delays in cognitive, physical, and socioemotional development.
“Given that psychosocial deprivation both in institutional and family-based contexts is linked to delays in cognitive, physical, and socioemotional development (2,(4)(5)(6), understanding the impact of interventions that aim to promote recovery from early neglect is a public health priority.”
Quote in the paperSubstantial claim2 of 3 sources checked- cites [2] source
The Meta-analytical results section (page not available in our copy) links institutional care to delays in physical growth and cognition and to smaller differences in socioemotional development. Its comparisons with children in family care do not establish that psychosocial deprivation within family-based settings is linked to those delays, so the family-based part of the claim is not supported by this paper. (LLM, conf=0.88)
Experimental — accuracy not yet measured - cites [4] source
- cites [5] source
The Discussion (Plausibility; page unavailable) says early maltreatment can negatively affect physical, cognitive, emotional, and social growth. The Introduction defines neglect in terms of care by a parent or family member. Our copy does not establish the claimed link for psychosocial deprivation in institutional settings. (LLM, conf=0.86)
Experimental — accuracy not yet measured
- Interpretationcitation
Using a common analytic approach across multiple informants, time points, and developmental domains can address concerns about the robustness of scientific findings.
“By using a common approach to analyze data from multiple informants, time points, and developmental domains, we can address concerns about the robustness of scientific findings (20,21).”
Quote in the paperNot a substantial claim2 of 2 sources checked- cites [20] source
The introduction (page not supplied) links improved statistical analysis, assessment of analytic choices, and aggregation across datasets to more reliable and robust findings. It does not discuss applying one common approach across multiple informants, time points, and developmental domains; its references to domains concern cognitive and affective neuroscience, not developmental domains. (LLM, conf=0.85)
Experimental — accuracy not yet measured - cites [21] source
The Robustness section supports the general concern that findings may depend on analytic choices. But the definitions section distinguishes robustness—testing the same data with different analyses—from replication using different data. The paper does not specifically recommend a common analytic approach across informants, time points, and developmental domains. (LLM, conf=0.82)
Experimental — accuracy not yet measured
- Premisecitation
Examining outcomes after placement in family-based care increases knowledge about developmental plasticity, including how much lasting improvement after early deprivation is possible.
“Specifically, examining children's outcomes following placement in familybased care enhances knowledge of developmental plasticity, including the degree to which lasting improvement following early deprivation is possible (8).”
Quote in the paperSubstantial claim1 of 1 sources checked- cites [8] source
- Findingown data
The intervention showed a sleeper effect on externalizing problems, matching previous analyses.
“Instead, with the exception of externalizing problems for which we observed a sleeper effect consistent with previous analyses in subsets of these data (17,43), we found that the benefits of foster care were similar throughout development.”
Quote in the paperNot a substantial claim2 of 2 sources checked- cites [17] source
The Introduction reports no foster-care effect on externalising symptoms at 54 months, while the age-12 Findings report fewer externalising symptoms in the foster-care group. The Discussion says this later finding *might* represent a sleeper effect, rather than establishing that it did. Our copy also does not establish the claimed consistency with previous analyses of subsets of these data. (LLM, conf=0.86)
Experimental — accuracy not yet measured - cites [43] source
- Findingown data
Except for externalizing problems, the benefits of foster care remained similar throughout development.
“Instead, with the exception of externalizing problems for which we observed a sleeper effect consistent with previous analyses in subsets of these data (17,43), we found that the benefits of foster care were similar throughout development.”
Quote in the paperSubstantial claim2 of 2 sources checked
- Premisecitation
The BEIP results align with other studies that show substantial recovery in cognitive development and physical growth.
“For instance, although the BEIP findings are consistent with other studies indicating substantial recovery for cognitive development and physical growth, in contrast to the current findings of, on average, improved symptoms of psychopathology, the meta-analysis of observational studies does not indicate recovery in children's socioemotional functioning.”
Quote in the paperNot a substantial claim1 of 1 sources checked- cites [2] source
- Premisecitation
A meta-analysis of observational studies found no indication of recovery in children's socioemotional functioning.
“For instance, although the BEIP findings are consistent with other studies indicating substantial recovery for cognitive development and physical growth, in contrast to the current findings of, on average, improved symptoms of psychopathology, the meta-analysis of observational studies does not indicate recovery in children's socioemotional functioning.”
Quote in the paperSubstantial claim1 of 1 sources checked- cites [2] source
- Findingown data
Among children who received the intervention, individual differences in the timing of placement into foster care between 6 and 33 months and in placement stability were associated with outcomes in several areas.
“Consistent with previous analyses of discrete timepoints and domains (15-17, 19, 29), we found that, among children who received the intervention, individual differences in timing of placement into foster care between the ages of 6-33 months and the stability of this placement were associated with outcomes in several areas.”
Quote in the paperSubstantial claim4 of 5 sources checked- cites [15] source
The Results report that, among children assigned to foster care, placement before 26 months was associated with processing speed and a more typical IQ trajectory; children who remained with their intervention family also had higher IQ scores than those who left. This supports the cognitive-outcome portion of the cited sentence, but this paper does not establish associations across several distinct areas or specify the claimed 6–33-month placement range. (LLM, conf=0.84)
Experimental — accuracy not yet measured - cites [16] source
The Results section reports that, among children assigned to foster care, age at placement was associated with DSED course; the Discussion also links placement disruptions to more DSED signs. These passages support the claim for DSED, but do not establish outcomes in several areas or specify a placement-age range of 6–33 months. Page numbers are not available in our copy. (LLM, conf=0.85)
Experimental — accuracy not yet measured - cites [17] source
The Discussion reports that placement stability was associated with internalising and externalising symptoms among children assigned to foster care. It does not report an association between outcomes and differences in the timing of foster-care placement between 6 and 33 months; its findings are limited to psychopathology rather than outcomes across several areas. (LLM, conf=0.84)
Experimental — accuracy not yet measured - cites [19] source
- cites [29] source
The Introduction reports an association between earlier foster-care placement and greater alpha power at age 8, and the Results (Effect of disruption of placement) associate placement disruptions with EEG power at age 16. But the Results (Timing effects) find no association between placement age and EEG power at age 16. The copy also does not establish the specified 6–33-month range or show that both timing and stability were associated with outcomes across several areas. (LLM, conf=0.85)
Experimental — accuracy not yet measured
- Findingown data
At the 16- to 18-year assessment, 37 of 65 (57%) foster care participants who completed at least one follow-up had been disrupted from their original foster family.
“At the time of the 16-to 18-year assessment wave, 37 of the 65 (57%) foster care participants who completed at least one of the follow-up assessments had been disrupted from their original foster family.”
Quote in the paperNot a substantial claim - Findingown data
Children randomized to foster care had less severe symptoms of psychopathology than children who remained in care as usual.
“Using intent-to-treat analyses, we found that children who were randomized to foster care had better cognitive and physical outcomes and less severe symptoms of psychopathology than did their peers who remained in care as usual and therefore experienced more prolonged exposure to psychosocially depriving conditions.”
Quote in the paperSubstantial claim - Findingown data
Age of placement had a stronger negative association with children's outcomes at younger ages than at older ages.
“Further, age of placement was more strongly negatively associated with children's outcomes at younger compared to older ages (early childhood [3.5 years/42 months]: β = -0.23,95% CI [-0.40, -0.08], p = .002;middle childhood [8 years]: β = -0.18,95% CI [0.35, -0.03], p = .018;adolescence [16 years]: β = -0.09,95% CI [-0.27, 0.08], p = .306;see Supplementary Material).”
Quote in the paperSubstantial claim - Findingown data
Effect sizes for disinhibited social engagement disorder, ADHD, and internalizing symptoms were similar across ages of assessment.
“Whereas effect sizes for disinhibited social engagement disorder, ADHD, and internalizing symptoms were similar across ages of assessment, the effect of the intervention on externalizing symptoms was close to zero at younger ages but medium in magnitude and significant in adolescence.”
Quote in the paperNot a substantial claim - Findingown data
In the current analyses, the intervention's effect on internalizing problems was smaller than its effects on disorders of social relatedness.
“In the current analyses, the effect of the intervention on internalizing problems was smaller in magnitude compared to the effects on disorders of social relatedness, and the effect on externalizing problems (which excludes ADHD) emerged only in adolescence.”
Quote in the paperNot a substantial claim - Findingown data
There was a significant three-way interaction between intervention group, outcome domain, and sex for cognitive, physical, and neural outcomes.
“However, there was a significant three-way interaction between intervention group, outcome domain, and sex.”
Quote in the paperNot a substantial claim - Findingown data
Children in the foster care group had significantly lower disinhibited social engagement symptoms than children in the care-as-usual group, beta = -0.35, 95% CI [-0.56, -0.15].
“Children in the foster care group had significantly lower symptoms of disorders of attachment/social relatedness (disinhibited social engagement: β = -0.35,95% CI[-0.56,-0.15]; reactive attachment: β = -0.61,95% CI[-0.81,-0.39]) and internalizing problems (β = -0.22,95% CI[-0.42,-0.03]) than did children in the care-as-usual group.”
Quote in the paperSubstantial claim - Findingown data
Compared with care as usual, children in the foster care group had significantly higher scores collapsing across IQ, physical growth, and EEG relative alpha power.
“Compared to care as usual, children in the foster care group had significantly higher scores collapsing across IQ, physical growth, and EEG relative alpha power.”
Quote in the paperSubstantial claim - Findingown data
The foster care intervention had a causal effect on physical growth.
“We found causal effects of the foster care intervention on IQ, physical growth, symptoms of disorders of social relatedness (reactive attachment disorder and disinhibited social engagement disorder), and internalizing symptoms.”
Quote in the paperSubstantial claim - Findingown data
In adolescence, age of placement in foster care was not associated with symptoms of psychopathology (β = -0.04, 95% CI [-0.17, 0.09], p = .530).
“Age of placement in foster care was positively associated with symptoms of psychopathology in early childhood (β = 0.14, 95% CI [0.01, 0.27], p = .032)but was not associated with symptoms in middle childhood (β = -0.08,95% CI [-0.05, 0.20], p = .236)or adolescence (β = -0.04,95% CI [-0.17, 0.09], p = .530;see Supplementary Material).”
Quote in the paperNot a substantial claim - Findingown data
The association between age of placement in foster care and children's psychopathology symptoms was not moderated by sex.
“Neither type of psychopathology nor sex moderated the association of age of placement in foster care with children's symptoms of psychopathology.”
Quote in the paperNot a substantial claim - Findingown data
The likelihood of disruption from the original foster care family increased with age.
“Given that the likelihood of disruption from the original foster care family increased with age (see Supplementary Material), this variable was only interpreted in interaction with age of assessment so that parameter estimates reflected the difference in functioning between currently stable and disrupted children at a given assessment occasion.”
Quote in the paperSubstantial claim - Findingown data
The intent-to-treat analyses did not show cascading positive effects from the foster care intervention.
“Generally, however, our intent-to-treat analyses did not reveal cascading positive effects of the foster care intervention.”
Quote in the paperSubstantial claim - Findingown data
The impact of age of placement did not significantly differ between IQ and EEG alpha power.
“The effect of age of placement on IQ was significantly larger than on physical size but did not significantly differ between IQ and EEG alpha power or between EEG alpha power and physical size (see Supplementary Material).”
Quote in the paperNot a substantial claim - Findingown data
Children randomized to foster care had better cognitive outcomes than children who remained in care as usual.
“Using intent-to-treat analyses, we found that children who were randomized to foster care had better cognitive and physical outcomes and less severe symptoms of psychopathology than did their peers who remained in care as usual and therefore experienced more prolonged exposure to psychosocially depriving conditions.”
Quote in the paperSubstantial claim - Findingown data
Outcome domain moderated the strength of the foster care intervention effect on cognitive, physical, and neural outcomes, F[2, 2664.99] = 5.57, p = .004.
“We found that outcome domain moderated the strength of the effect of the foster care intervention on children's cognitive, physical, and neural outcomes when considered collectively across assessment waves (F[2, 2664.99]= 5.57, p = .004).”
Quote in the paperSubstantial claim - Findingown data
In middle childhood, age of placement in foster care was not associated with symptoms of psychopathology (β = -0.08, 95% CI [-0.05, 0.20], p = .236).
“Age of placement in foster care was positively associated with symptoms of psychopathology in early childhood (β = 0.14, 95% CI [0.01, 0.27], p = .032)but was not associated with symptoms in middle childhood (β = -0.08,95% CI [-0.05, 0.20], p = .236)or adolescence (β = -0.04,95% CI [-0.17, 0.09], p = .530;see Supplementary Material).”
Quote in the paperSubstantial claim - Findingown data
Age of assessment moderated the association between age of placement in foster care and symptoms of psychopathology (F[1, 2118.47]= 15.30, p<.001).
“Age of assessment moderated the association between age of placement in foster care and symptoms of psychopathology (F[1, 2118.47]= 15.30,p<.001).”
Quote in the paperSubstantial claim - Findingown data
The foster care intervention had a causal effect on internalizing symptoms.
“We found causal effects of the foster care intervention on IQ, physical growth, symptoms of disorders of social relatedness (reactive attachment disorder and disinhibited social engagement disorder), and internalizing symptoms.”
Quote in the paperSubstantial claim - Findingown data
The impact of age of placement on IQ was significantly greater than its impact on physical size.
“The effect of age of placement on IQ was significantly larger than on physical size but did not significantly differ between IQ and EEG alpha power or between EEG alpha power and physical size (see Supplementary Material).”
Quote in the paperNot a substantial claim - Findingown data
There was a significant three-way interaction between intervention group, type of psychopathology, and age of assessment.
“However, there was a significant three-way interaction between intervention group, type of psychopathology, and age of assessment.”
Quote in the paperSubstantial claim - Findingown data
In early childhood, age of placement was negatively associated with children's outcomes (β = -0.23, 95% CI [-0.40, -0.08], p = .002).
“Further, age of placement was more strongly negatively associated with children's outcomes at younger compared to older ages (early childhood [3.5 years/42 months]: β = -0.23,95% CI [-0.40, -0.08], p = .002;middle childhood [8 years]: β = -0.18,95% CI [0.35, -0.03], p = .018;adolescence [16 years]: β = -0.09,95% CI [-0.27, 0.08], p = .306;see Supplementary Material).”
Quote in the paperSubstantial claim - Findingown data
There was no significant overall effect of the foster care intervention on ADHD symptoms, beta = -0.05, 95% CI [-0.24, 0.15].
“In contrast, there was no significant overall effect of the foster care intervention on symptoms of ADHD or externalizing problems (ADHD: β = -0.05,95% CI[-0.24,0.15]; externalizing: β = -0.15,95% CI[-0.32,0.05]).”
Quote in the paperSubstantial claim - Findingown data
Children in the foster care group had significantly lower reactive attachment symptoms than children in the care-as-usual group, beta = -0.61, 95% CI [-0.81, -0.39].
“Children in the foster care group had significantly lower symptoms of disorders of attachment/social relatedness (disinhibited social engagement: β = -0.35,95% CI[-0.56,-0.15]; reactive attachment: β = -0.61,95% CI[-0.81,-0.39]) and internalizing problems (β = -0.22,95% CI[-0.42,-0.03]) than did children in the care-as-usual group.”
Quote in the paperSubstantial claim - Findingown data
The foster care intervention had a causal effect on symptoms of disorders of social relatedness.
“We found causal effects of the foster care intervention on IQ, physical growth, symptoms of disorders of social relatedness (reactive attachment disorder and disinhibited social engagement disorder), and internalizing symptoms.”
Quote in the paperSubstantial claim - Findingown data
There was an overall effect of the foster care intervention on symptoms collapsing across all five types of psychopathology and across assessment waves, with beta = -0.25 and 95% CI [-0.42, -0.08].
“We found an overall effect of the foster care intervention on symptoms collapsing across all five types of psychopathology and across assessment waves (β = -0.25,95% CI[-0.42,-0.08]).”
Quote in the paperSubstantial claim - Findingown data
Placement stability, in interaction with age of assessment, was associated with children's symptoms of psychopathology (β = -0.11, 95% CI [-0.20, -0.02], p = .019).
“In interaction with age of assessment, placement stability was associated with children's symptoms of psychopathology (β = -0.11,95% CI [-0.20, -0.02], p = .019).”
Quote in the paperSubstantial claim - Findingown data
There was no significant overall effect of the foster care intervention on externalizing symptoms, beta = -0.15, 95% CI [-0.32, 0.05].
“In contrast, there was no significant overall effect of the foster care intervention on symptoms of ADHD or externalizing problems (ADHD: β = -0.05,95% CI[-0.24,0.15]; externalizing: β = -0.15,95% CI[-0.32,0.05]).”
Quote in the paperSubstantial claim - Findingown data
Neither age of assessment nor sex significantly moderated the effect of the intervention on cognitive, physical, and neural outcomes in two-way interactions.
“In two-way interactions, neither age of assessment (F[1, 2718.16]= 0.44, p = .506)nor sex (F[1, 124.13] = 0.01, p = .916)significantly moderated the effect of the intervention on cognitive, physical, and neural outcomes.”
Quote in the paperNot a substantial claim - Findingown data
The intervention's positive effects on children's functioning lasted across nearly two decades of follow-up assessments.
“Specifically, the positive effects of the intervention on children's functioning persisted across nearly two decades of follow-up assessments during which children in both the intervention and care-as-usual groups experienced changes to their caregiving environments.”
Quote in the paperSubstantial claim - Findingown data
There was an overall effect of the foster care intervention on cognitive, physical, and neural outcomes when considered collectively across assessment waves, with beta = 0.26 and 95% CI [0.07, 0.46].
“We found an overall effect of the foster care intervention on cognitive, physical, and neural outcomes when considered collectively across assessment waves (β = 0.26, 95% CI[0.07, 0.46]).”
Quote in the paperSubstantial claim - Findingown data
The impact of age of placement did not significantly differ between EEG alpha power and physical size.
“The effect of age of placement on IQ was significantly larger than on physical size but did not significantly differ between IQ and EEG alpha power or between EEG alpha power and physical size (see Supplementary Material).”
Quote in the paperNot a substantial claim - Findingown data
The intervention's effect on externalizing problems, excluding ADHD, appeared only in adolescence.
“In the current analyses, the effect of the intervention on internalizing problems was smaller in magnitude compared to the effects on disorders of social relatedness, and the effect on externalizing problems (which excludes ADHD) emerged only in adolescence.”
Quote in the paperNot a substantial claim - Findingown data
There was a significant overall effect of age of placement in foster care on children's cognitive, physical, and neural outcomes, beta = -0.18, 95% CI [-0.35, -0.03], p = .016.
“We found a significant overall effect of age of placement in foster care on children's cognitive, physical, and neural outcomes (β = -0.18,95% CI [-0.35, -0.03], p = .016).”
Quote in the paperSubstantial claim - Findingown data
Placement stability, in interaction with age of assessment, explained variation in children's cognitive, physical, and neural outcomes (β = 0.21, 95% CI [0.09, 0.33], p<.001).
“In interaction with age of assessment, placement stability explained variation in children's cognitive, physical, and neural outcomes (β = 0.21, 95% CI [0.09, 0.33], p<.001).”
Quote in the paperSubstantial claim - Findingown data
In adolescence, age of placement was not associated with children's outcomes (β = -0.09, 95% CI [-0.27, 0.08], p = .306).
“Further, age of placement was more strongly negatively associated with children's outcomes at younger compared to older ages (early childhood [3.5 years/42 months]: β = -0.23,95% CI [-0.40, -0.08], p = .002;middle childhood [8 years]: β = -0.18,95% CI [0.35, -0.03], p = .018;adolescence [16 years]: β = -0.09,95% CI [-0.27, 0.08], p = .306;see Supplementary Material).”
Quote in the paperSubstantial claim - Findingown data
The magnitude of the effect of age of placement in foster care was largest for IQ, followed by EEG relative alpha power, and then physical size.
“The magnitude of the effect of age placement in foster care was largest for IQ (β = 0.30, 95% CI [-0.48, -0.13], p<.001), followed by EEG relative alpha power (β = -0.21,95% CI [0.40, -0.03], p = .008),and physical size (β = -0.12,95% CI [-0.29, 0.03], p = .116).”
Quote in the paperNot a substantial claim - Findingown data
In early childhood, age of placement in foster care was positively associated with symptoms of psychopathology (β = 0.14, 95% CI [0.01, 0.27], p = .032).
“Age of placement in foster care was positively associated with symptoms of psychopathology in early childhood (β = 0.14, 95% CI [0.01, 0.27], p = .032)but was not associated with symptoms in middle childhood (β = -0.08,95% CI [-0.05, 0.20], p = .236)or adolescence (β = -0.04,95% CI [-0.17, 0.09], p = .530;see Supplementary Material).”
Quote in the paperSubstantial claim - Findingown data
The foster care intervention had a causal effect on IQ.
“We found causal effects of the foster care intervention on IQ, physical growth, symptoms of disorders of social relatedness (reactive attachment disorder and disinhibited social engagement disorder), and internalizing symptoms.”
Quote in the paperSubstantial claim - Findingown data
Children randomized to foster care had better physical outcomes than children who remained in care as usual.
“Using intent-to-treat analyses, we found that children who were randomized to foster care had better cognitive and physical outcomes and less severe symptoms of psychopathology than did their peers who remained in care as usual and therefore experienced more prolonged exposure to psychosocially depriving conditions.”
Quote in the paperSubstantial claim - Findingown data
In adolescence, children who stayed with their original foster family had fewer symptoms of psychopathology than children who were disrupted from that family (β = -0.25, 95% CI [-0.40, -0.09], p = .002).
“Placement stability was not associated with children's symptoms of psychopathology in early childhood (β = 0.01, 95% CI [-0.16, 0.18], p = .944)or middle childhood (β = -0.09,95% CI [-0.22,0.04], p = .200)but, in adolescence, children who remained with their original foster family had fewer symptoms of psychopathology than children who had been disrupted from this family (β = -0.25,95% CI [-0.40,”
Quote in the paperSubstantial claim - Findingown data
Children in the foster care group had significantly lower internalizing symptoms than children in the care-as-usual group, beta = -0.22, 95% CI [-0.42, -0.03].
“Children in the foster care group had significantly lower symptoms of disorders of attachment/social relatedness (disinhibited social engagement: β = -0.35,95% CI[-0.56,-0.15]; reactive attachment: β = -0.61,95% CI[-0.81,-0.39]) and internalizing problems (β = -0.22,95% CI[-0.42,-0.03]) than did children in the care-as-usual group.”
Quote in the paperSubstantial claim - Findingown data
Type of psychopathology moderated the effect of the foster care intervention on children's symptoms of psychopathology, F[4, 4157.60] = 11.85, p < .001.
“We found that type of psychopathology moderated the effect of the foster care intervention on children's symptoms of psychopathology (F[4, 4157.60]= 11.85,p<.001).”
Quote in the paperSubstantial claim - Findingown data
Placement stability was not associated with symptoms of psychopathology in early childhood (β = 0.01, 95% CI [-0.16, 0.18], p = .944).
“Placement stability was not associated with children's symptoms of psychopathology in early childhood (β = 0.01, 95% CI [-0.16, 0.18], p = .944)or middle childhood (β = -0.09,95% CI [-0.22,0.04], p = .200)but, in adolescence, children who remained with their original foster family had fewer symptoms of psychopathology than children who had been disrupted from this family (β = -0.25,95% CI [-0.40,”
Quote in the paperNot a substantial claim - Findingown data
In middle childhood, age of placement was negatively associated with children's outcomes (β = -0.18, 95% CI [0.35, -0.03], p = .018).
“Further, age of placement was more strongly negatively associated with children's outcomes at younger compared to older ages (early childhood [3.5 years/42 months]: β = -0.23,95% CI [-0.40, -0.08], p = .002;middle childhood [8 years]: β = -0.18,95% CI [0.35, -0.03], p = .018;adolescence [16 years]: β = -0.09,95% CI [-0.27, 0.08], p = .306;see Supplementary Material).”
Quote in the paperSubstantial claim - Findingown data
The association between age of placement in foster care and children's psychopathology symptoms was not moderated by type of psychopathology.
“Neither type of psychopathology nor sex moderated the association of age of placement in foster care with children's symptoms of psychopathology.”
Quote in the paperNot a substantial claim - Findingown data
There was no significant overall association of age of placement in foster care with children's symptoms of psychopathology across types and assessment waves (β = 0.06, 95% CI [-0.06, 0.19], p = .296).
“There was no significant overall association of age of placement in foster care with children's symptoms of psychopathology when considered collectively across types of psychopathology and assessment waves (β = 0.06, 95% CI [-0.06, 0.19], p = .296).”
Quote in the paperSubstantial claim - Findingown data
Children in the foster care group had significantly lower symptoms of psychopathology than children in the care-as-usual group.
“Children in the foster care group had significantly lower symptoms of psychopathology than children in the care-as-usual group.”
Quote in the paperSubstantial claim - Findingown data
The effect of age of placement in foster care on cognitive, physical, and neural outcomes was not moderated by sex.
“Sex did not moderate the effect of age of placement in foster care on children's cognitive, physical, and neural outcomes.”
Quote in the paperNot a substantial claim - Findingown data
Placement stability was not associated with symptoms of psychopathology in middle childhood (β = -0.09, 95% CI [-0.22, 0.04], p = .200).
“Placement stability was not associated with children's symptoms of psychopathology in early childhood (β = 0.01, 95% CI [-0.16, 0.18], p = .944)or middle childhood (β = -0.09,95% CI [-0.22,0.04], p = .200)but, in adolescence, children who remained with their original foster family had fewer symptoms of psychopathology than children who had been disrupted from this family (β = -0.25,95% CI [-0.40,”
Quote in the paperNot a substantial claim - Findingown data
Children placed into foster care earlier had significantly higher relative alpha power than those placed later.
“Children placed into foster care earlier had significantly higher IQ scores and relative alpha power but did not differ in physical growth from children placed later.”
Quote in the paperSubstantial claim - Findingown data
In adolescence, children who stayed with their original foster families had less severe psychopathology symptoms than those who experienced placement disruptions.
“In contrast to the waning effect of age of placement, the effect of placement stability was largest in adolescence, when, overall, children who remained with their original foster families had better cognitive and physical outcomes and less severe symptoms of psychopathology relative to children who experienced placement disruptions.”
Quote in the paperSubstantial claim - Findingown data
We found robust benefits of foster care as an alternative to institutional care.
“It is important to note that we identified robust benefits of foster care as an alternative to institutional care.”
Quote in the paperSubstantial claim - Findingown data
This association varied by outcome domain.
“While there was an overall association of age of placement with children's cognitive, physical, and neural functioning such that children placed earlier fared better, this association depended on the outcome domain.”
Quote in the paperSubstantial claim - Findingown data
In adolescence, children who stayed with their original foster families had better physical outcomes than those who experienced placement disruptions.
“In contrast to the waning effect of age of placement, the effect of placement stability was largest in adolescence, when, overall, children who remained with their original foster families had better cognitive and physical outcomes and less severe symptoms of psychopathology relative to children who experienced placement disruptions.”
Quote in the paperSubstantial claim - Findingown data
Children placed into foster care earlier did not differ in physical growth from those placed later.
“Children placed into foster care earlier had significantly higher IQ scores and relative alpha power but did not differ in physical growth from children placed later.”
Quote in the paperSubstantial claim - Findingown data
In adolescence, children who stayed with their original foster families had better cognitive outcomes than those who experienced placement disruptions.
“In contrast to the waning effect of age of placement, the effect of placement stability was largest in adolescence, when, overall, children who remained with their original foster families had better cognitive and physical outcomes and less severe symptoms of psychopathology relative to children who experienced placement disruptions.”
Quote in the paperSubstantial claim - Findingown data
For cognitive, physical, and neural outcomes as well as psychopathology symptoms, the effect of age of placement varied from infancy to adolescence.
“Further, for both cognitive, physical, and neural outcomes and symptoms of psychopathology, the effect of age of placement varied from infancy to adolescence.”
Quote in the paperSubstantial claim - Findingown data
Children placed into foster care earlier had significantly higher IQ scores than those placed later.
“Children placed into foster care earlier had significantly higher IQ scores and relative alpha power but did not differ in physical growth from children placed later.”
Quote in the paperSubstantial claim - Findingreasoning
The benefits of earlier placement into foster care were evident in early childhood but faded by adolescence.
“Specifically, the benefits of earlier placement into foster care were apparent in early childhood but faded out by adolescence, possibly as later life experiences diminished the potency of earlier events.”
Quote in the paperSubstantial claim - Findingreasoning
By most definitions, all children in the intervention group were placed early, by age 33 months.
“Importantly, however, all children in the intervention group were placed”
Quote in the paperSubstantial claim - Findingown data
Placement stability had its largest effect in adolescence.
“In contrast to the waning effect of age of placement, the effect of placement stability was largest in adolescence, when, overall, children who remained with their original foster families had better cognitive and physical outcomes and less severe symptoms of psychopathology relative to children who experienced placement disruptions.”
Quote in the paperSubstantial claim - Study design and conductown data
Children identified as disrupted and stable in later childhood and adolescence did not differ at baseline on symptoms of psychopathology or measures of IQ or physical growth.
“Children who were identified as”
Quote in the paperNot a substantial claim - Study design and conductreasoning
Masking of group assignments to children, caregivers, and study investigators was not possible.
“Given the nature of the study, masking of group assignments to children, their caregivers, and study investigators was not possible.”
Quote in the paperNot a substantial claim - Study design and conductown data
Half of the children were randomized to foster care and half to care as usual.
“Half of these children were randomized to the foster care group and the other half to the care-as-usual group (i.e., continued institutional care).”
Quote in the paperSubstantial claim - Study design and conductown data
Missing data were not differentially associated with intervention group or baseline characteristics.
“Supplementary analyses indicated that missing data were not differentially associated with intervention group or baseline characteristics.”
Quote in the paperSubstantial claim - Study design and conductown data
Eligible children were randomized 1:1 into foster care or care-as-usual groups.
“Young children living in institutions were assessed at mean age 22 months at baseline and randomized into either high-quality foster care or to care as usual; eligible children were randomized 1:1 into the foster care or care-as-usual groups.”
Quote in the paperSubstantial claim - Premisecitation
The Bucharest Early Intervention Project is the first randomized controlled trial comparing foster care with institutional care for children.
“In 2001, the Bucharest Early Intervention Project (BEIP) was initiated and remains the only randomized controlled trial (RCT) of foster care as an alternative to institutional care (9).”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [9] source
- Study design and conductnone given
This study is a randomized controlled trial.
“This study is a randomized controlled trial.”
Quote in the paperSubstantial claim - Premisecitation
These observational studies generally lacked assessments of reactive attachment disorder and disinhibited social engagement disorder, which have a specific etiology in caregiving deprivation.
“Importantly, these observational studies generally did not include assessments of reactive attachment or disinhibited social engagement disorder, which have specific etiology in caregiving deprivation (40).”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [40] source
- Interpretationown data
On average, across assessment waves and outcome domains, children placed in foster care relatively earlier within the range of 6-33 months had better cognitive, physical, and neural outcomes than children placed later within this range.
“On average, across assessment waves and outcome domains, children placed in foster care relatively earlier within the range of 6-33 months had better cognitive, physical, and neural outcomes than did children placed in foster care later within this range.”
Quote in the paperSubstantial claim - Interpretationown data
Family-based care produced benefits that were remarkably consistent across development.
“The benefits of family-based care were remarkably consistent across development.”
Quote in the paperSubstantial claim - Premisecitation
The foster care intervention was designed to improve caregiver-child relationships, not specifically to improve cognitive functioning.
“The strong effects of the intervention on IQ are noteworthy given that the foster care intervention was not specifically designed to improve cognitive functioning but to improve caregiver-child relationships.”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [4] source
- Interpretationown data
The study's findings offer the most robust and comprehensive evidence so far that children who experienced severe early psychosocial deprivation benefit substantially from enriching, family-based care.
“Our findings provide the most robust and comprehensive evidence to date that children exposed to severe early psychosocial deprivation benefit substantially when they receive enriching, family-based care.”
Quote in the paperSubstantial claim - Interpretationreasoning
The intervention may have sparked subsequent positive experiences for children randomized to foster care, which could partly explain its enduring effect.
“It is important to consider, however, that the intervention may have catalyzed subsequent positive experiences among children randomized to foster care that are partially responsible for its enduring effect.”
Quote in the paperNot a substantial claim - Interpretationreasoning
The modeling approach allowed estimation of the overall intervention effect across outcomes while accounting for variation across psychopathology.
“In summary, this modeling approach allowed us to estimate the overall effect of the intervention across outcomes while accounting for variation across psychopathology.”
Quote in the paperSubstantial claim - Premisecitation
Outside deinstitutionalization, our findings align with literature showing that placement stability is important for the wellbeing of children placed in foster care after maltreatment in their families of origin.
“Outside the context of deinstitutionalization, our findings are consistent with literature documenting the importance of placement stability for the wellbeing of children placed in foster care following maltreatment in their families of origin (45)(46)(47).”
Quote in the paperNot a substantial claim0 of 3 sources checked - Study design and conductown data
Because assessment tools changed with age, we could not examine trajectories of children's functioning.
“Because specific assessment tools changed based on age of assessment, we were not able to examine trajectories of children's functioning, which would have provided important information about within-individual development, such as the rate and shape of growth.”
Quote in the paperNot a substantial claim - Interpretationown data
The nature of the early caregiving environment has a broad and lasting impact on development.
“Specifically, using a common analytic approach for all outcomes and timepoints, we provide strong and conclusive causal evidence that children exposed to early deprivation benefit from high quality family-based care, and, more broadly, that the nature of the early caregiving environment has an extensive and lasting impact on development.”
Quote in the paperSubstantial claim - Interpretationreasoning
The diminishing effect of age of placement should not be taken as evidence that early intervention is unimportant.
“Thus, the diminishing effect of age of placement should not be interpreted as evidence that early intervention is not important.”
Quote in the paperNot a substantial claim - Study design and conductown data
We cannot determine whether these associations varied due to combinations of factors such as domain and developmental stage.
“Due to concerns regarding statistical power for analyses within the foster care group, we did not test three-way interactions in analyses of the associations of timing and stability of placement with outcomes; thus, we cannot determine whether these associations varied based on the confluence of multiple factors such as domain and development stage.”
Quote in the paperNot a substantial claim - Interpretationreasoning
This early placement was likely a key factor in the intervention's overall success.
“Importantly, however, all children in the intervention group were placed”
Quote in the paperSubstantial claim - Interpretationown data
Using a common analytic approach across all outcomes and timepoints, we provide strong and conclusive causal evidence that children exposed to early deprivation benefit from high-quality family-based care.
“Specifically, using a common analytic approach for all outcomes and timepoints, we provide strong and conclusive causal evidence that children exposed to early deprivation benefit from high quality family-based care, and, more broadly, that the nature of the early caregiving environment has an extensive and lasting impact on development.”
Quote in the paperSubstantial claim - Study design and conductown data
Supplemental analyses showed that children with disrupted placements in later childhood and adolescence were similar at baseline to those who remained stable in psychopathology, cognitive functioning, and physical growth.
“Although it is possible that children who experienced placement disruptions differed to begin with from children with stable placements, supplemental analyses indicated that children with disrupted placements in later childhood and adolescence were similar at baseline to those who remained stable in terms of psychopathology, cognitive functioning, and physical growth.”
Quote in the paperSubstantial claim - Interpretationreasoning
Which developmental domains were more or less sensitive to the intervention could partly reflect informant or measurement choices.
“Findings regarding which domains of development were more or less sensitive to the intervention could be partially due to informant and/or measurement choices.”
Quote in the paperNot a substantial claim
- Classified as probably not a substantial claim. 21
- May combine two claims. 28
Probably not a substantial claim: may not pass S3 (load-bearing).
PremisecitationWithin the foster care group, stability of placement with the original study-sponsored foster family has been previously linked with children's outcomes.
“Within the foster care group, the stability of placement with the original study-sponsored foster family has been previously linked with children's outcomes (17,22).”
Quote in the paperNot a substantial claim2 of 2 sources checked- cites [17] source
- cites [22] source
The Results section (Stable vs. Disrupted Foster Care Placement; page unavailable) found no statistically significant difference in longitudinal competence between children who stayed with their original foster family and those whose placements were disrupted. The Discussion explicitly says the study failed to find an association between placement stability and longitudinal competence, although it notes a nonsignificant difference that the study may have been underpowered to detect. (LLM, conf=0.86)
Checked by a reasoning model — may be wrong.
Experimental — accuracy not yet measured
Probably not a substantial claim: may not pass S3 (load-bearing).
PremisecitationMillions of children raised without parents in institutional care experience severe psychosocial deprivation because of high child-to-caregiver ratios and lack of nurturing care.
“Unfortunately, millions of children being raised without parents experience severe deprivation in the context of institutional care, where high child-to-caregiver ratios and lack of nurturing care lead to psychosocial neglect even when survival needs are met (1,2).”
Quote in the paperNot a substantial claim1 of 2 sources checkedClassified as probably not a substantial claim.
PremisecitationStudying children's developmental functioning during and after institutional care provides insight into effects of deprivation relevant to neglected children across contexts.
“Studying children's developmental functioning during and after exposure to institutional care provides insight into the effects of deprivation relevant to neglected children across contexts (7).”
Quote in the paperSubstantial claim1 of 1 sources checked- cites [7] source
Probably not a substantial claim: may not pass S3 (load-bearing).
PremisecitationPrior publications have documented the effects of the foster care intervention across development extensively.
“The effects of the foster care intervention across development have been documented extensively (e.g., [14][15][16][17][18][19]).”
Quote in the paperNot a substantial claim3 of 3 sources checkedMay combine two claims.
InterpretationcitationDifferences between the observational studies and the BEIP may stem from the BEIP's experimental design, which controlled for confounders, and from the foster care intervention possibly providing higher quality care than is typical after deinstitutionalization.
“Differences in findings between these observational studies and the BEIP may be related to the experimental design of the BEIP, which controlled for confounders (e.g., bias in selection of children for deinstitutionalization), and to the foster care intervention possibly delivering higher quality care than is typical following deinstitutionalization (2).”
Quote in the paperNot a substantial claim1 of 1 sources checked- cites [2] source
Probably not a substantial claim: may not pass S3 (load-bearing).
PremisecitationEarly competence can lead to further wellbeing, allowing positive functioning to spread to other domains over time.
“When viewed through the conceptual lens of developmental cascades, early competence can generate further wellbeing such that positive functioning spreads to other domains over time (41,42).”
Quote in the paperNot a substantial claim1 of 2 sources checkedProbably not a substantial claim: may not pass S3 (load-bearing).
Findingown dataThe 130 participants provided 7,088 observations across follow-up waves and the domains of cognitive functioning, physical growth, brain electrical activity, and psychopathology.
“Overall, these 130 participants (48% female) provided 7,088 observations (3,628 foster care; 3,460 care as usual) between the 30-month to 16-to 18-year follow-up waves across the domains of cognitive functioning, physical growth, brain electrical activity, and psychopathology.”
Quote in the paperNot a substantial claimMay combine two claims.
Findingown dataThe final sample included 136 children who had been abandoned at or shortly after birth and placed in institutions, with a mean baseline age of 20.74 months and 51% female.
“Thus, the final sample included 136 children (mean age at baseline [range] = 20.74[5.39-31.76]months; 51% female]) who had been abandoned at or shortly after birth and placed in institutions.”
Quote in the paperNot a substantial claimMay combine two claims.
Findingown dataThere were significant intervention effects on IQ (beta = 0.39, 95% CI [0.16, 0.63]) and physical growth (beta = 0.28, 95% CI [0.07, 0.48]) but not on EEG relative alpha power (beta = 0.06, 95% CI [-0.16, 0.29]).
“There were significant effects of the intervention on IQ (β = 0.39, 95% CI[0.16, 0.63]) and physical growth (β = 0.28, 95% CI[0.07, 0.48]) but not on EEG relative alpha power (β = 0.06, 95% CI[-0.16,0.29]).”
Quote in the paperSubstantial claimMay combine two claims.
Findingown dataThe intervention effect on physical size was similar for male and female children, whereas the effect on IQ was larger for female than male children.
“The effect of the intervention on physical size was similar for male and female children, whereas the effect on IQ was larger for female than male children (see Supplementary Material).”
Quote in the paperNot a substantial claimMay combine two claims.
Findingown dataIQ and disorders of social relatedness were the domains most sensitive to the intervention, with standardized coefficients ranging from .35 to .60.
“Among these domains, IQ and disorders of social relatedness were most sensitive to the benefits of the intervention (standardized coefficients ranged from .35-.60).”
Quote in the paperSubstantial claimMay combine two claims.
Findingown dataChildren in the foster care group had significantly higher average IQ scores and were on average physically larger than children in the care-as-usual group.
“Children in the foster care group had significantly higher average IQ scores and were, on average, physically larger than were children in the care-as-usual group.”
Quote in the paperSubstantial claimMay combine two claims.
Findingown dataOutcome domain and age of assessment each moderated the association between age of placement in foster care and children's cognitive, physical, and neural outcomes.
“Outcome domain (F[2, 1325.48]= 4.71, p = .009)and age of assessment (F[1, 1354.20]= 5.51, p = .019)each moderated the association between age of placement in foster care and children's cognitive, physical, and neural outcomes.”
Quote in the paperSubstantial claimMay combine two claims.
Findingown dataThe intervention effect on reactive attachment disorder symptoms was significant throughout development but larger at younger ages than in adolescence.
“In contrast, the effect of the intervention on reactive attachment disorder symptoms, although significant throughout development, was larger at younger ages than in adolescence (see Supplementary Material).”
Quote in the paperNot a substantial claimMay combine two claims.
Findingown dataNeither age of assessment nor sex moderated the effect of the foster care intervention on symptoms of psychopathology in two-way interactions.
“In two-way interactions, neither age of assessment (F[1, 4261.80]= 2.16, p = .142)nor sex (F[1, 114.50] = 2.37, p = .127)moderated the effect of the foster care intervention on symptoms of psychopathology.”
Quote in the paperNot a substantial claimMay combine two claims.
Findingown dataThe intervention effects on IQ and physical growth were significantly larger than on EEG alpha power, but there was no significant difference between the effects on IQ and physical growth.
“The effects of the intervention on IQ and physical growth were significantly larger than on EEG alpha power, but there was no significant difference between the effects on IQ and physical growth (see Supplementary Material).”
Quote in the paperNot a substantial claimMay combine two claims.
Findingown dataThe intervention effect on externalizing symptoms was close to zero at younger ages but medium in magnitude and significant in adolescence.
“Whereas effect sizes for disinhibited social engagement disorder, ADHD, and internalizing symptoms were similar across ages of assessment, the effect of the intervention on externalizing symptoms was close to zero at younger ages but medium in magnitude and significant in adolescence.”
Quote in the paperSubstantial claimMay combine two claims.
Findingown dataWe did find an association between age of placement into foster care and relative alpha power, suggesting this measure is sensitive to intervention timing.
“Nonetheless, we did identify an association of age of placement into foster care with relative alpha power, suggesting that this measure is sensitive to the timing of intervention.”
Quote in the paperNot a substantial claimMay combine two claims.
Findingown dataOverall, age of placement was associated with children's cognitive, physical, and neural functioning, with earlier placement predicting better outcomes.
“While there was an overall association of age of placement with children's cognitive, physical, and neural functioning such that children placed earlier fared better, this association depended on the outcome domain.”
Quote in the paperSubstantial claimProbably not a substantial claim: may not pass S3 (load-bearing). May combine two claims.
PremisecitationPsychosocial deprivation is not limited to institutional settings, and neglect is the most common form of maltreatment identified by U.S. Child Protective Services.
“Furthermore, psychosocial deprivation is not limited to institutions.Neglect is the most common form of maltreatment identified by U.S. Child Protective Services (3).”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [3]
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
May combine two claims.
Study design and conductcitationChildren randomized to foster care and care as usual did not differ at baseline on demographic variables, percent of lifetime in institutional care, cognitive functioning, or physical growth.
“Children randomized to the foster care and care-as-usual groups did not differ on the basis of demographic variables, percent of lifetime in institutional care, cognitive functioning, or physical growth at baseline (Supplementary Table S1; King et al., unpublished 2022 data).”
Quote in the paperSubstantial claim0 of 2 sources checked- cites Supplementary Table S1
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
- cites King et al., unpublished 2022 data
Couldn’t be matched to a paper in Crossref, so it can’t be checked.
Classified as probably not a substantial claim.
Study design and conductnone givenThe primary outcomes for the current analyses were cognitive functioning, physical growth, brain electrical activity, and symptoms of five forms of psychopathology.
“For the current analyses, the primary outcomes were cognitive functioning, physical growth, brain electrical activity, and symptoms of five forms of psychopathology.”
Quote in the paperSubstantial claimProbably not a substantial claim: may not pass S3 (load-bearing).
Study design and conductown dataOf the 136 participants, 130 completed at least one follow-up assessment.
“Of the 136 participants, 130 (65 foster care; 65 care as usual) completed at least one of these follow-up assessments.”
Quote in the paperNot a substantial claimClassified as probably not a substantial claim. May combine two claims.
Study design and conductnone givenAssignment to group was done using slips of paper with subject identifiers drawn from a hat, with sibling pairs included together.
“Assignment to group was done using slips of paper with subject identifiers written on them (sibling pairs included together) and drawn from a hat.”
Quote in the paperSubstantial claimProbably not a substantial claim: may not pass S3 (load-bearing).
Study design and conductreasoningDue to the evolution of child protection efforts in Romania, all but 13 children in the care-as-usual group were placed into family care by the age 18-year assessment wave.
“Due to the evolution of child protection efforts in Romania, all but 13 children in the care-as-usual group were placed into family care by the age 18-year assessment wave.”
Quote in the paperNot a substantial claimMay combine two claims.
Study design and conductnone givenOver the follow-up years, many children experienced placement changes, including care-as-usual children receiving family placements, foster care disruptions, and returns to biological families.
“Notably, over the intervening years, many children experienced placement changes (e.g., many care-as-usual children received family placements; some foster care group children experienced placement disruptions; and some children in each group returned to biological families).”
Quote in the paperNot a substantial claimMay combine two claims.
InterpretationreasoningAggregating data across nearly 20 years of follow-up assessments can provide a more accurate determination of the overall intervention effect size and identify sources of variation in this effect.
“Consistent with the aims of meta-science techniques like meta-analysis, by aggregating data across nearly 20 years of follow-up assessments, it is possible to provide a more accurate determination of the overall intervention effect size and identify sources of variation in this effect.”
Quote in the paperSubstantial claim- Rests on an assumption: Published findings to date largely focus on specific outcomes at discrete timepoints.
May combine two claims.
Study design and conductown dataThe study used an intent-to-treat approach to examine causal effects of the randomized controlled trial for 136 children in Bucharest institutions, baseline age 6-31 months, randomly assigned to foster care (n = 68) or care as usual (n = 68).
“We used an intent-to-treat approach to examine the causal effects of the RCT for 136 children residing in institutions in Bucharest, Romania (baseline age 6-31 months) randomly assigned to foster care (n = 68) versus care as usual (n = 68).”
Quote in the paperSubstantial claimMay combine two claims.
Study design and conductreasoningThe study did not adjust for multiple comparisons when testing simple effects of significant interactions, so p-values for simple effects should be interpreted as nominal.
“Given our goal of characterizing sources of variation in the effect of the foster care intervention, we did not adjust for multiple comparisons when testing simple effects of significant interactions.Thus, p-values for simple effects should be interpreted as nominal.”
Quote in the paperSubstantial claimProbably not a substantial claim: may not pass S3 (load-bearing). May combine two claims.
PremisecitationThe BEIP's foster care model encouraged foster parents to make a psychological commitment to the child, unlike the U.S. model that focuses only on instrumental care needs.
“The model of foster care used in the BEIP (4) encouraged foster parents to make a psychological commitment to the child, thereby differing from the model currently used in the U.S. that emphasizes only instrumental care needs.”
Quote in the paperNot a substantial claim0 of 1 sources checked- cites [4] source
May combine two claims.
Study design and conductreasoningAnalyses of sources of variation in outcomes among children in the foster care group are correlational, whereas analyses of intervention group effects may support causal inference.
“While causality may be inferred from analyses testing the effects of intervention group on children's outcomes, analyses of sources of variation in outcomes among children in the foster care group are correlational in nature.”
Quote in the paperSubstantial claimClassified as probably not a substantial claim.
Study design and conductreasoningThese outcomes were chosen because they were assessed consistently across waves, allowing estimation of the overall intervention effect across ages.
“We chose these outcomes because they were assessed consistently across waves, allowing for estimation of the overall effect of the intervention across ages.”
Quote in the paperSubstantial claimMay combine two claims.
Interpretationown dataOutcomes varied by developmental domain, by the life stage when children were placed in family-based care, and by whether that care remained stable through childhood and adolescence.
“Nonetheless, outcomes also differed based on developmental domain, the life stage in which children were placed in familybased care, and whether this care was stable across childhood and adolescence.”
Quote in the paperSubstantial claimMay combine two claims.
InterpretationreasoningLasting group differences likely result from both early exposure to family-based care and the longer-term experiences that exposure set in motion.
“Lasting group differences are likely both a product of early exposure to family-based care and the longer-term experiences this exposure initialized.”
Quote in the paperSubstantial claimMay combine two claims.
Interpretationown dataThe intervention's impact can be described as rapidly apparent by 30 months and sustained through late adolescence, with little evidence of fadeout.
“Thus, the impact of the intervention can be described as rapidly apparent by age 30 months and sustained through late adolescence, with minimal evidence of fadeout over time.”
Quote in the paperSubstantial claimClassified as probably not a substantial claim.
Study design and conductreasoningScores on outcome variables were standardized within wave and measure to account for different measures across waves and to put values for different outcomes on the same scale.
“Prior to all analyses, scores on the outcome variables were standardized within wave and measure to account for the use of different measures across waves and so that values measuring different outcomes were on the same scale.”
Quote in the paperSubstantial claimMay combine two claims.
Study design and conductreasoningThe analyses preclude examination of growth curves and instead yield information about between-individual differences.
“Therefore, our analyses preclude examination of growth curves (i.e., within-individual change in outcomes across time) and instead yield information about between-individual differences.”
Quote in the paperNot a substantial claimProbably not a substantial claim: may not pass S3 (load-bearing).
Study design and conductreasoningBetween-individual differences in effect sizes based on age of assessment must be interpreted relative to the measures used at those ages.
“Further, between-individual differences in effect sizes based on age of assessment must be interpreted relative to the measures used at those ages.”
Quote in the paperNot a substantial claimMay combine two claims.
InterpretationcitationThe later emergence of placement stability's effect is likely related both to more children experiencing disruptions by adolescence and to the harmful consequences of disruptions.
“The emergence of the effect of placement stability later in development is likely related both to the fact that more children had experienced disruptions by adolescence and that disruptions have harmful consequences (44).”
Quote in the paperSubstantial claim0 of 1 sources checked- cites [44] Fisher PA, 2013, Child Welfare
Probably not a substantial claim: may not pass S3 (load-bearing), S4 (based).
Interpretationnone givenSpecific features of the institutional or foster care environment in Bucharest at the time of the study may limit generalizability to all such settings worldwide.
“Further, specific features of the institutional care or foster care environment In Bucharest at the time of the study may limit generalizability to all institutional and foster care settings worldwide.”
Quote in the paperNot a substantial claimProbably not a substantial claim: may not pass S3 (load-bearing), S4 (based).
Interpretationnone givenFoster parents may be more likely than informants for institutionalized children to give positive reports about their children.
“For example, foster parents may be more likely to provide positive reports of their children than informants for children in institutional care.”
Quote in the paperNot a substantial claimProbably not a substantial claim: may not pass S3 (load-bearing).
Interpretationnone givenWe cannot rule out bidirectional effects between preexisting child characteristics that contributed to placement disruption and the harmful impact of disruptions on child functioning.
“However, we cannot rule out the possibility of bidirectional effects between preexisting child characteristics that contributed to placement disruption and the harmful role that placement disruptions have on child functioning.”
Quote in the paperNot a substantial claimProbably not a substantial claim: may not pass S2 (checkable), S3 (load-bearing), S4 (based).
Interpretationnone givenThis fading may occur because later life experiences reduce the potency of earlier events.
“Specifically, the benefits of earlier placement into foster care were apparent in early childhood but faded out by adolescence, possibly as later life experiences diminished the potency of earlier events.”
Quote in the paperNot a substantial claimClassified as probably not a substantial claim.
Premiseown dataBy quantitatively synthesizing BEIP data across nearly 20 years of follow-up, this study addresses potential concerns about the robustness of the intervention's effects.
“By quantitatively synthesizing data from the BEIP across nearly 20 years of follow-up assessments, the current study addresses potential concerns about the robustness of the effects of this intervention.”
Quote in the paperSubstantial claimMay combine two claims.
InterpretationreasoningAlthough the BEIP provides strong causal evidence that family placements benefit children after early institutional care, many questions remain unanswered.
“Finally, although the BEIP provides firm causal evidence of the benefits of family placements for children following early institutional care, many questions remain unanswered, including fully understanding how aspects of the prenatal, early institutional, and eventual family environments influence recovery.”
Quote in the paperSubstantial claimClassified as probably not a substantial claim.
Study design and conductown dataBecause of statistical power concerns for analyses within the foster care group, we did not test three-way interactions for the associations of placement timing and stability with outcomes.
“Due to concerns regarding statistical power for analyses within the foster care group, we did not test three-way interactions in analyses of the associations of timing and stability of placement with outcomes; thus, we cannot determine whether these associations varied based on the confluence of multiple factors such as domain and development stage.”
Quote in the paperSubstantial claim
The paper relies on this without support.
Infants require psychosocial care, including nurturance and stimulation, in addition to basic needs, for healthy development.
“Over and above basic needs like nutrition, shelter, and safety, infants require psychosocial care, including nurturance and stimulation, for healthy development.”
The paper relies on this without support.
Published findings to date largely focus on specific outcomes at discrete timepoints.
“However, in keeping with scientific conventions, findings published to date largely focus on specific outcomes at discrete timepoints.”
The paper relies on this without support.
The BEIP is the only randomized clinical trial of foster care as an alternative to institutional care.
“As the only randomized clinical trial of foster care as an alternative to institutional care, the BEIP provides unique evidence for the causal effects of deprivation and subsequent caregiving enrichment on development.”
The paper relies on this without support.
The current analyses are the first quantitative synthesis of individual-level BEIP data across domains.
“Although the benefits of the foster care intervention overall have been narratively summarized (4, 10), the current analyses reflect the first quantitative synthesis of individuallevel data from the BEIP across domains.”
The paper relies on this without support.
All measures of psychopathology are well validated in severely deprived children.
“All measures of psychopathology are well validated in severely deprived children.”
Claims other papers make about this one
Each is checked against this paper’s own text: does it say what the citing paper says it does?
Foster care intervention was associated with moderate to strong improvements in physical growth (height, weight, BMI).
“Moderate to strong improvements in physical growth; moderate improvements in stress responses”
From Resilience following severe early life neglect: A review of longitudinal evidence from the Bucharest Early Intervention Project (2026) · cites this paper as King et al., 2023
The Results section reports a significant improvement in physical growth for children assigned to foster care versus care as usual (β = 0.28). However, the Outcomes section defines physical growth as height, weight, and head circumference—not BMI—and the reported effect does not establish a strong improvement. (LLM, conf=0.88)
Experimental — accuracy not yet measuredInstitutional rearing is associated with severe psychosocial deprivation and places children at heightened risk for long-term neurodevelopmental challenges, including differences in cognitive and psychosocial functioning.
“Institutional rearing is associated with severe psychosocial deprivation and places children at heightened risk for long-term neurodevelopmental challenges, including differences in cognitive and psychosocial functioning (King et al., 2023; Nelson et al., 2014).”
From Foster care intervention protects cognitive control skills in young adults exposed to institutional rearing (2026) · cites this paper as King et al., 2023
Self-check
Percentages, sums and reported differences re-computed from the paper’s own numbers.
Each contradiction between two passages listed here was confirmed by an independent check.
The reported mean baseline age differs across sections
MinorThe methods report a mean baseline age of 20.74 months, whereas the introduction describes the enrolled children's mean age as 22 months. Rounding 20.74 to a whole month gives 21, not 22.
“mean age at baseline [range] = 20.74[5.39-31.76]months”
“The trial enrolled 136 abandoned Romanian children at a mean age of 22 months.”
The middle-childhood psychopathology estimate falls outside its interval
MinorThe reported coefficient is −0.08, below the reported confidence interval's lower limit of −0.05. A confidence interval for this coefficient should contain its point estimate.
“middle childhood (β = -0.08,95% CI [-0.05, 0.20], p = .236)”
“95% CI [-0.05, 0.20]”
Cites
Fitting Linear Mixed-Effects Models Using <b>lme4</b>
Bates, D., Mächler, M., Bolker, B., & Walker, S. (2015) · Journal of Statistical Software · doi:10.18637/jss.v067.i01 · Cited by 86,835 · see citing works
Fitting Linear Mixed-Effects Models Using lme4Preprint
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Replicability, Robustness, and Reproducibility in Psychological Science.Preprint
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MethodThe Impact of Placement Stability on Behavioral Well-being for Children in Foster Care
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Self-citationWechsler Intelligence Scale for Children – Fourth UK Edition (WISC-IV UK)
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“Instead, with the exception of externalizing problems, for which we observed a sleeper effect consistent with previous analyses in subsets of these data (17, 43), we found that the benefits of foster care were similar throughout development.”
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“Unfortunately, millions of children being raised without parents experience severe deprivation in the context of institutional care, where high child-to-caregiver ratios and lack of nurturing care lead to psychosocial neglect even when survival needs are met (1, 2).”
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“In line with recent policy recommendations (39), our findings indicate that providing highqualityand stable family-basedcare,which includesbiological, foster, or adoptive families, is critical for children’swell-being, and, in turn, the well-being of society.”
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Self-citationAlternatives for abandoned children: Insights from the Bucharest Early Intervention Project
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“The goal of theBEIPwas to examine the impact on development of high-quality family-based care following exposure to institutional care in early life (10).”
BackgroundSelf-citationA New Model of Foster Care for Young Children: The Bucharest Early Intervention Project
Smyke, A. T., Zeanah, C. H., Fox, N. A., & Nelson, C. A. (2009) · Child and Adolescent Psychiatric Clinics of North America · doi:10.1016/j.chc.2009.03.003 · Cited by 112 · see citing works
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Self-citationThe Ethics of International Research with Abandoned Children
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“After randomization to foster careor to care as usual, children were assessed across multiple developmental domains at baseline and at ages 30, 42, and 54months (at which point the trial concluded and support of the foster care network was transferred to the Romanian authorities) (11).”
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The Bucharest Early Intervention Project: Case Study in the Ethics of Mental Health Research
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Self-citationWechsler Preschool and Primary Scale of Intelligence
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Self-citationThe neglect–enrichment continuum: Characterizing variation in early caregiving environments
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“Studying children’s developmental functioning during and after exposure to institutional care provides insight into the effects of deprivation relevant to neglected children across contexts (7).”
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Self-citationCourse of Disinhibited Social Engagement Disorder From Early Childhood to Early Adolescence
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“Within the foster care group, the stability of placement with the original study-sponsored foster family has previously been linked with children’s outcomes (17, 22).”
Self-citationChapter 5. Foster Care Intervention
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“Arguably, children raised in deprived institutional settings represents the purest example of psychosocial neglect, because they are fed, clothed, and sheltered in a setting that is physically safe, albeit impersonal and insensitive (King et al., 2022).”
Self-citationPrecision Functional Mapping to Advance Developmental Psychiatry Research
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“The institutionalized children also had signi fi cantly elevated risk of psychopathology (80).”
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“Consistent with this, the Bucharest Early Intervention Project (BEIP) showed that prolonged institutional care was not only associated with cognitive deficits but also with significant restrictions (King et al., 2023).”
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“For example, the Bucha-rest Early Intervention Project (BEIP), despite being a much smaller RCT, evidenced major developmental gains for children randomized to the intervention group 20 .”
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“However, brain function and structure are known to be affected by extreme environmental exposures, such as childhood abuse ( 28 – 32 ) and neglect ( 33 – 35 ), institutional care ( 36 , 37 ), and poverty ( 38 ), which confer increased risk for psychopathology and cognitive difficulties ( 28 , 39 ).”
Pérez‐Edgar, K. E., Dozier, M., Saxe, R. R., & MacDuffie, K. E. (2024) · Developmental Cognitive Neuroscience · doi:10.1016/j.dcn.2024.101490 · Cited by 3 · see citing works
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“Recent findings from the longitudinal BEIP research (Zeanah et al., 2005) show that fostered children aged 8, 12, and 16–18 years had better IQ, physical growth, and psychopathology outcomes than institutionalized children (King et al., 2023).”
Niu, Y., Buzzell, G. A., Cosmoiu, A., Fox, N. A., Nelson, C. A., Zeanah, C. H., & Humphreys, K. L. (2024) · Research on Child and Adolescent Psychopathology · doi:10.1007/s10802-024-01193-x · Cited by 6 · see citing works
“Along with other evidence from the Bucharest Early Intervention Project (King et al., 2023 ; Nelson et al., 2014 ), policy and resources should be allocated to eliminate institutional care and promote family-based placement, such as extended kinship networks, adoption, and stable, high-quality…”
Self-citationScience Into Policy for the Benefit of Children: The Bucharest Early Intervention Project
Minnis, H. (2023) · American Journal of Psychiatry · doi:10.1176/appi.ajp.20230455 · Cited by 2 · see citing works
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“…deprivation and were subsequently randomized to foster care were less likely to exhibit internalizing problems and clinically significant psychopathology than their counterparts who remained in institutional care (King et al., 2023; Nelson et al., 2007; Zeanah et al., 2017; Wade et al., 2022).”
Arnett, A. B., Antúnez, M., Zeanah, C. H., Fox, N. A., & Nelson, C. A. (2025) · Journal of Child Psychology and Psychiatry · doi:10.1111/jcpp.14110 · Cited by 2 · see citing works
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Deinstitutionalisation: A global effort to improve developmental outcomes for children
Golm, D. (2023) · Adoption & Fostering · doi:10.1177/03085759231217673 · Cited by 1 · see citing works
“Within the Bucharest Early Intervention project, where children were randomly assigned to a limited number of foster care placements or care as usual (remaining in the institution), a positive effect of foster care on internalising problems was found (King et al., 2023).”
BackgroundHolt-Gosselin, B., Adri, F., Humphreys, K. L., & Nelson, C. A. (2026) · Development and Psychopathology · doi:10.1017/s0954579426101837
“Inregardtocognition, children randomized to foster care exhibited higher IQ scores (Almas et al., 2016; Fox et al., 2011; Humphreys et al., 2022; King et al., 2023; Nelson et al., 2007), as well as better performance on attention (Ghera et al., 2009), working memory (Bos et al., 2009), inhibitory…”
InfluentialSelf-citationValadez, E. A., Jopling, E., Macera, E., Wade, M., Zeanah, C. H., Nelson, C. A., & Fox, N. A. (2026) · Development and Psychopathology · doi:10.1017/s0954579426101928
Self-citationChildhood environments shape the brain
Sisk, L. M., & Satterthwaite, T. D. (2026) · Science · doi:10.1126/science.aei3393
Jorjadze, N., Festini, J., Bovenschen, I., & Spangler, G. (2026) · Attachment & Human Development · doi:10.1080/14616734.2026.2655284
“…from research on institutionalized and post-institutionalized children in Eastern Europe, particularly from the studies conducted in Romania (e.g. King et al., 2023; Smyke et al., 2010, 2012; Zeanah et al., 2005), attachment development within foster care systems in post-Soviet countries has…”
Behavior and the Development of Attachment: Innovating Assessment and Theory Building
Schuengel, C., Fearon, P. R. M., Wass, S. V., Mahmoud, M., Minnis, H., van Heerden, A. C., Bakkum, L., Persico, F., Provida, K., Oosterman, M., et al. (2026) · Psychoanalytic Inquiry · doi:10.1080/07351690.2025.2609520
“…attachment concepts into effective interventions, either focused on supporting attachment formation (e.g., in foster care or adoption; e.g., King et al., 2023) or promoting the quality of caregiving that children experience to increase their security of attachment (Dozier & Bernard, 2017;…”
Lauby, S. C., Wylie, D., Lapp, H. E., Leija‐Salazar, M., Margolis, A. E., & Champagne, F. A. (2025) · bioRxiv (Cold Spring Harbor Laboratory) · doi:10.1101/2025.10.03.680379
“Some examples include early-life foster care for institutionalized children (3,4), perinatal nurse-family visitation programs for families in low socioeconomic conditions (5,6), and postnatal kangaroo care/skin-to-skin contact for preterm infants (7,8).”
Disclosure of Editors’ Financial Relationships
(2024) · American Journal of Psychiatry · doi:10.1176/appi.ajp.24181001
Overview: Neurobiological Systems and the Psychobiology of Enactive Intersubjectivity
Fitzgerald, H. E. (2024) · Springer eBooks · doi:10.1007/978-3-031-48627-2_8
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- Authors
- King, L. S., Guyon-Harris, K. L., Valadez, E. A., Radulescu, A., Fox, N. A., Nelson, C. A., Zeanah, C. H., & Humphreys, K. L.
- Affiliations
- Tulane University (US)
- Department of Psychiatry and Behavioral Sciences, Tulane University School of Medicine, New Orleans (King, Zeanah, Humphreys); Department of Pediatrics, University of Pittsburgh School of Medicine, Pittsburgh (Guyon-Harris); Department of Human Development and Quantitative Methodology, University of Maryland, College Park (Valadez, Fox); Institute of Child Development, Bucharest, Romania (Radulescu); Boston Children’s Hospital and Harvard Medical School, Boston (Nelson); Harvard Graduate School of...
- Corresponding author
- Humphreys, Kathryn L.
- ORCID
- Venue
- American Journal of Psychiatry
- Published
- 2023-08-01
- Volume
- 180
- Issue
- 8
- Pages
- 573-583
- ISSN
- 0002-953X (ISSN-L)
- 1535-7228
- PMC
- PMC10751847
- OpenAlex
- W4377220892
- Cited by
- 29
- References
- 49
- Citations by year
- 2026: 6 · 2025: 8 · 2024: 9 · 2023: 6
- FWCI
- 7.24
- Type
- journal article
- Language
- en
- Open access
- green
- www.ncbi.nlm.nih.gov
- Locations
- American Journal of Psychiatry (publishedVersion)
- PubMed (publishedVersion)
- PubMed Central (acceptedVersion)
- Funders
- John D. and Catherine T. MacArthur Foundation
- Jacobs Foundation (2017‐1261‐05)
- National Institutes of Health
- National Heart, Lung, and Blood Institute (R21HL091363)
- National Institute of Mental Health (R01MH091363)
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (F32HD105385, P50HD103537)
- Topics
- Social Sciences › Safety Research › Child Welfare and Adoption
- Social Sciences › Psychology › Clinical Psychology › Child Abuse and Trauma
- Social Sciences › Education › Early Childhood Education and Development
- Keywords
- Bucharest Early Intervention Project, foster care, institutional care, early deprivation, child development, cognitive outcomes, IQ, physical growth, EEG, psychopathology, attachment disorders, social relatedness
- MeSH terms
- Adolescent, Child, Child, Institutionalized, Child, Preschool, Female, Foster Home Care, Humans, Infant, Male, Psychopathology, Early Intervention, Educational, Multilevel Analysis
About these checks
Registry, retraction, Cites and statistics results are computed, not judged, with one exception: a printed reference that no index lists is read once by a model before it counts as a citation error. Claims are extracted by a model and kept only when their quote appears verbatim in the text; each cited source is then checked, with a model’s help, for whether it says what the claim relies on. Those verdicts can be wrong — read the claim’s quote and the cited source before relying on one.
Claims read by deepseek-v4.1-flash under definition version 3 (extract-v3) on 2026-09-29.
Classified by jev-1.13-20260917 (gold-guideline-v0.2) on 2026-09-29.
Cited sources are checked by gpt-6-sol.
Statistics and arithmetic are recomputed, not judged.
Confidence bands are shown only for fields calibrated on our annotated test set. None is calibrated yet, so no band is shown.
What counts as a claim ›How we measure confidence ›How we check this ›
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