The association between weight-adjusted waist index and respiratory symptoms in U.S adults: A national cross-sectional study.

ABSTRACT:

Objective

This study aimed to evaluate the relationship between the weight-adjusted waist index (WWI) and respiratory symptoms, including cough, wheezing, and dyspnea, as well as the related respiratory diseases, namely chronic obstructive pulmonary disease (COPD) and asthma, in adults.

Methods

This cross-sectional study included 14,760 adults aged over 40 years, drawn from the National Health and Nutrition Examination Survey (NHANES) conducted between 2003 and 2012. Weighted logistic regression analysis was employed to investigate the association between WWI and respiratory symptoms, including cough, wheezing, and dyspnea, as well as related respiratory diseases such as COPD and asthma. Subgroup analyses and interaction tests were performed to stratify the data by age, gend

SUBMITTER: Wang Y 

PROVIDER: S-EPMC12043146 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature