Clinical features and 1-year outcomes of chronic bronchitis in participants with normal spirometry: results from the ECOPD study in China

Background Evidence regarding clinical features and outcomes of individuals with non-obstructive chronic bronchitis (NOCB) remains scarce, especially in never-smokers. We aimed to investigate the clinical features and 1-year outcomes of individuals with NOCB in the Chinese population.Methods We obta...

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Bibliographic Details

Published in:	BMJ Open Respiratory Research
Main Authors:	Shuqing Yu, Haiqing Li, Fan Wu, Ningning Zhao, Pixin Ran, Yumin Zhou, Peiyu Huang, Xiaohui Wu, Youlan Zheng, Jieqi Peng, Zhishan Deng, Huajing Yang, Heshen Tian, Shan Xiao, Xiang Wen, Cuiqiong Dai, Lifei Lu, Kunning Zhou, Huanhuan Fan, Ruiting Sun, Changli Yang, Shengtang Chen, Jianhui Huang
Format:	Article
Language:	English
Published:	BMJ Publishing Group 2023-07-01
Online Access:	https://bmjopenrespres.bmj.com/content/10/1/e001449.full