Cited by 3Food Security and Health in Diverse PopulationsChild and Adolescent HealthObesity, Physical Activity, Diet

Predicting Food Insecurity in a Pediatric Population Using the Electronic Health Record

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Rigdon, Joseph, Montez, Kimberly, Palakshappa, Deepak, Brown, Callie, Downs, Stephen M., Albertini, Laurie W., Taxter, Alysha·2024·Journal of Clinical and Translational Science

Abstract

Introduction: More than 5 million children in the United States experience food insecurity (FI), yet little guidance exists regarding screening for FI. A prediction model of FI could be useful for healthcare systems and practices working to identify and address children with FI. Our objective was to predict FI using demographic, geographic, medical, and historic unmet health-related social needs data available within most electronic health records. Methods: This was a retrospective longitudinal cohort study of children evaluated in an academic pediatric primary care clinic and screened at least once for FI between January 2017 and August 2021. American Community Survey Data provided additional insight into neighborhood-level information such as home ownership and poverty level. Household FI was screened using two validated questions. Various combinations of predictor variables and modeling approaches, including logistic regression, random forest, and gradient-boosted machine, were used to build and validate prediction models. Results: A total of 25,214 encounters from 8521 unique patients were included, with FI present in 3820 (15%) encounters. Logistic regression with a 12-month look-back using census block group neighborhood variables showed the best performance in the test set (C-statistic 0.70, positive predictive value 0.92), had superior C-statistics to both random forest (0.65, p < 0.01) and gradient boosted machine (0.68, p = 0.01), and showed the best calibration. Results were nearly unchanged when coding missing data as a category. Conclusions: Although our models could predict FI, further work is needed to develop a more robust prediction model for pediatric FI.

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Authors
Rigdon, J., Montez, K., Palakshappa, D., Brown, C., Downs, S. M., Albertini, L. W., & Taxter, A.
Affiliations
  • Wake Forest University Health Sciences (US)
  • Nationwide Children's Hospital (US)
Corresponding author
Taxter, Alysha
Venue
Journal of Clinical and Translational Science
Published
2024
Volume
8
Issue
1
Pages
e195-e195
ISSN
2059-8661 (ISSN-L)
OpenAlex
W4403840513
Cited by
3
References
13
Citations by year
2026: 2 · 2025: 1
FWCI
1.76
Type
journal article
Language
en
Open access
Locations
  • Journal of Clinical and Translational Science (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
Funders
  • National Institutes of Health (UL1TR001420)
  • National Heart, Lung, and Blood Institute (K23HL146902)
  • National Center for Advancing Translational Sciences
  • Eunice Kennedy Shriver National Institute of Child Health and Human Development (K23HD099249)
Topics
  • Health Sciences › Health Professions › General Health Professions › Food Security and Health in Diverse Populations
  • Health Sciences › Health Professions › General Health Professions › Child and Adolescent Health
  • Health Sciences › Medicine › Public Health, Environmental and Occupational Health › Obesity, Physical Activity, Diet
Keywords
food insecurity, children, prediction model, electronic health records, social determinants of health, neighborhood poverty, pediatric primary care, missing data

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