ArticleThe International journal of eating disorders2023
A cotwin control study of associations between financial hardship and binge eating phenotypes during COVID-19.
Article in The International journal of eating disorders, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.
What it found
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Who cites it
4 citing papers in PubMed, 6 citations in OpenAlex.
- Sex Differences in Social, Health, and Lifestyle Characteristics Associated With Binge-Eating Behaviors: Results From a French National Random Population-Based Study.The International journal of eating disorders · 2026Article
- Memory trajectories before and after a negative wealth shock, the United States Health and Retirement Study, 1998-2020.American journal of epidemiology · 2026Article
- "Prevalence of disordered eating and eating disorders among Norwegian university students before and after the COVID-19 pandemic, 2018 and 202.: The SHoT study."Journal of eating disorders · 2025Article
- A cotwin control study of associations between financial hardship and binge eating phenotypes during COVID-19.The International journal of eating disorders · 2023Article
Corrections and comments
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Authors and funding
8 authors at 4 institutions in 2 countries.
Funding
Abstract
backgroundCOVID-19 was associated with significant financial hardship and increased binge eating (BE). However, it is largely unknown whether financial stressors contributed to BE during the pandemic. We used a longitudinal, cotwin control design that controls for genetic/environmental confounds by comparing twins in the same family to examine whether financial hardship during COVID-19 was associated with BE.
methodsFemale twins (N = 158; M
resultsParticipants who experienced greater mean financial hardship across the study had significantly greater dimensional BE symptoms, and participants who experienced greater financial hardship on a given day reported significantly more emotional eating that day. These results were replicated in cotwin control analyses. Twins who experienced more financial hardship than their cotwin across the study reported greater dimensional BE symptoms than their cotwin, and participants who experienced more financial hardship than their cotwin on a given day reported greater emotional eating that day. Results were identical when restricting analyses to monozygotic twins, suggesting associations were not due to genetic confounds.
conclusionsResults suggest that BE-related symptoms may be elevated in women who experienced financial hardship during COVID-19 independent of potential genetic/environmental confounds. However, additional research in larger samples is needed. PUBLIC SIGNIFICANCE: Little is known regarding how financial difficulties during the COVID-19 pandemic may have contributed to increased binge eating (BE). We found preliminary evidence that financial hardship during COVID-19 may be associated with greater rates of BE-related symptoms even when comparing twins from the same family. While additional research is needed, results suggest that people who experienced financial hardship during COVID-19 may be at increased risk for BE.
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