Investigation of time profile of FEV1 across the onset of potential COPD: a retrospective cohort study using medical checkup data in Japan

Abstract This study compared the time profile of FEV1 after COPD diagnosis among rapid decliners, slow decliners, and sustainers in the year of COPD diagnosis. COPD subjects were identified from the annual medical checkup records of Hitachi, Ltd., employees in Japan (April 1998-March 2019). Subjects...

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Bibliographic Details
Main Authors: Masaru Suzuki, Isao Matsumoto, Masato Ishida, Yoshiharu Horie, Hideyuki Ban, Wataru Takeuchi, Shunki Nakagawa, Tohru Nakagawa, Tetsuhisa Kitamura, Shigeo Muro
Format: Article
Language:English
Published: Nature Portfolio 2023-04-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-32205-3