Impact of COVID‐19 pandemic on children overweight in Japan in 2020
Authors' conclusion
The COVID-19 pandemic has been associated with an increased prevalence of overweight among elementary school children in Japan.
Study context
- Population
- Preadolescent elementary school children, Adachi City, Tokyo, Japan (Adachi Child Health Impact of Living Difficulty (A-CHILD) study)
- Participants
- 3,500 vs 434
- Exposure
- Coronavirus disease (COVID-19) exposure vs control
- COVID-19 exposuren = 3,500
- Controln = 434reference
- Outcome
- Overweight (BMI z-score ≥1 SD, WHO standards) and BMI z-score
- Follow-up
- By 6th grade
Methodological detailsdifference-in-differences analysis, adjusted for time-varying covariates
- Difference-in-differences analysis
- Adjusted for time-varying covariates
Main finding
As reported in the abstract
Prevalence of overweight; BMI z-score
Each group vs controlOdds ratio (overweight) (95% CI)
COVID-19 exposure
2.51(1.12–5.62)
- COVID-19 exposure
- coefficient (body mass index (BMI) z-score) 0.22 (95% CI 0.14–0.29)
- Overweight prevalence in Control increased
- 17.7% to 19.2%
- Overweight prevalence in COVID-19 exposure increased
- 22.5% to 29.5%
Observational data: associations, not effects.
Original publication
Impact of COVID‐19 pandemic on children overweight in Japan in 2020. Pediatr Obes. Published 29 May 2024. doi:10.
Composed by AI from the published abstract and checked against it. How Briefs are made →