Association of weight-adjusted waist index with preserved ratio impaired spirometry and all-cause mortality

BackgroundPreserved ratio impaired spirometry (PRISm) is considered an early indicator of chronic obstructive pulmonary disease (COPD). This study aimed to investigate the association between weight-adjusted waist index (WWI) and PRISm, and the impact of WWI on all-cause mortality in U.S. adults wit...

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Main Authors: Xin Jiao, Linqi Huang, Luoqi Lin, Fanggang Zhu, Feiting Fan, Jingmin Xiao, Lei Wu, Lin Lin, Yuanbin Chen
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-05-01
Series:Frontiers in Nutrition
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Online Access:https://www.frontiersin.org/articles/10.3389/fnut.2025.1594453/full
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