Association of individual and environmental factors exposure with asthma among children: a cross-sectional study in Northern and Southern cities, China.

ABSTRACT:

Background

Although previous studies have explored many risk factors associated with childhood asthma worldwide, limited studies have examined whether these risk factors differ in different regions. Our study aims to investigate whether there are differences in the factors influencing childhood asthma in Northern and Southern China and to explore possible reasons for this.

Methods

A cross-sectional analysis of 12,771 urban children aged 4-14 in China, we first applied a group Least Absolute Shrinkage and Selection Operator (LASSO) to influencing factors associated with childhood asthma, using cross-validation as the criterion. Then, we used logistic regression to calculate further the results. The Area Under the curve value used to evaluate model performance.

Results

SUBMITTER: Lv D 

PROVIDER: S-EPMC12044874 | biostudies-literature | 2025 May

REPOSITORIES: biostudies-literature