The association between body mass index and asthma in children: a cross‑sectional study from NHANES 1999 to 2020.

ABSTRACT: The relationship between body mass index (BMI) and the risk of asthma in the pediatric population is not fully understood. This study aimed to investigate the association between BMI and asthma in a large nationally representative sample. The study included 35,603 pediatric participants from the National Health and Nutrition Examination Survey (NHANES) from 1999 to 2020. The association between BMI and asthma was examined using various statistical models, including logistic regression, piece-wise linear regression, and subgroup analyses, adjusting for potential confounding factors. When analyzing BMI as a continuous variable, a one-unit increase in BMI was associated with a 4% higher odds of asthma. A clear dose-response relationship was observed, where individuals in the higher BMI quarti

SUBMITTER: Fang C 

PROVIDER: S-EPMC11923108 | biostudies-literature | 2025 Mar

REPOSITORIES: biostudies-literature