Cited by 364Dementia and Cognitive Impairment ResearchCancer-related cognitive impairment studiesCognitive Functions and Memory

Magnitude of cognitive dysfunction in adults with type 2 diabetes: a meta-analysis of six cognitive domains and the most frequently reported neuropsychological tests within domains

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Palta, Priya, Schneider, Andrea L.C., Biessels, Geert Jan, Touradji, Pegah, Hill-Briggs, Felicia·2014·Journal of the International Neuropsychological Society

Abstract

The objectives were to conduct a meta-analysis in accordance with Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) standards to determine effect sizes (Cohen's d) for cognitive dysfunction in adults with type 2 diabetes, relative to nondiabetic controls, and to obtain effect sizes for the most commonly reported neuropsychological tests within domains. Twenty-four studies, totaling 26,137 patients (n = 3351 with diabetes), met study inclusion criteria. Small to moderate effect sizes were obtained for five of six domains: motor function (3 studies, n = 2374; d = −0.36), executive function (12 studies, n = 1784; d = −0.33), processing speed (16 studies, n = 3076; d = −0.33), verbal memory (15 studies, n = 4,608; d = −0.28), and visual memory (6 studies, n = 1754; d = −0.26). Effect size was smallest for attention/concentration (14 studies, n = 23,143; d = −0.19). The following tests demonstrated the most notable performance decrements in diabetes samples: Grooved Pegboard (dominant hand) (d = −0.60), Rey Auditory Verbal Learning Test (immediate) (d = −0.40), Trails B (d = −0.39), Rey-Osterreith Complex Figure (delayed) (d = −0.38), Trails A (d = −0.34), and Stroop Part I (d = −0.28). This study provides effect sizes to power future epidemiological and clinical diabetes research studies examining cognitive function and to help inform the selection of neuropsychological tests. (JINS, 2014, 20, 1–14)

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Authors
Palta, P., Schneider, A. L. C., Biessels, G. J., Touradji, P., & Hill-Briggs, F.
Affiliations
  • Johns Hopkins University (US)
  • University Medical Center Utrecht (NL)
Venue
Journal of the International Neuropsychological Society
Published
2014-02-20
Volume
20
Issue
3
Pages
278-291
ISSN
  • 1355-6177 (ISSN-L)
  • 1469-7661
OpenAlex
W2144138308
Cited by
364
References
65
Citations by year
2026: 20 · 2025: 33 · 2024: 37 · 2023: 43 · 2022: 47 · 2021: 35 · 2020: 35 · 2019: 28 · 2018: 28 · 2017: 21 · 2016: 19 · 2015: 12 · 2014: 6
FWCI
2.68
Type
journal article
Language
en
Open access
Locations
  • Journal of the International Neuropsychological Society (publishedVersion)
  • PubMed (publishedVersion)
  • PubMed Central (acceptedVersion)
  • Utrecht University Repository (Utrecht University) (submittedVersion)
Funders
  • National Institutes of Health (5p60dk079637-02)
  • National Heart, Lung, and Blood Institute (T32HL007055)
  • National Institute of Diabetes and Digestive and Kidney Diseases (P60 DK-079637, T32DK062707)
Topics
  • Health Sciences › Medicine › Psychiatry and Mental health › Dementia and Cognitive Impairment Research
  • Health Sciences › Medicine › Pulmonary and Respiratory Medicine › Cancer-related cognitive impairment studies
  • Social Sciences › Psychology › Experimental and Cognitive Psychology › Cognitive Functions and Memory
Keywords
type 2 diabetes, cognitive impairment, executive function, processing speed, verbal memory, visual memory, attention and concentration, motor function, neuropsychological assessment, effect size, Grooved Pegboard, Stroop task, Trail Making Test, Rey Auditory Verbal Learning Test
MeSH terms
Cognition Disorders, Diabetes Mellitus, Type 2, Humans, Neuropsychological Tests

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