Impact of coronavirus disease 2019 on pulmonary function in early convalescence phase

This study investigated the influence of Coronavirus Disease 2019 (COVID-19) on lung function in early convalescence phase.

A retrospective study of COVID-19 patients at the Fifth Affiliated Hospital of Sun Yat-sen University were conducted, with serial assessments including lung volumes (TLC), spirometry (FVC, FEV1), lung diffusing capacity for carbon monoxide (DLCO),respiratory muscle strength, 6-min walking distance (6MWD) and high resolution CT being collected at 30 days after discharged.