Pulmonary function and six-minute-walk test in patients after recovery from COVID-19: A prospective cohort study
Pulmonary function and six-minute-walk test in patients after recovery from COVID-19: A prospective cohort study An effective special test for patient undergoing physical rehabilitation to see if he or he can be discharged By Edward Era Barbacena Abstract Objectives: To study abnormality of spirometry, six-minute walk distance, and chest radiograph among patients recovered from Coronavirus Disease 2019 (COVID-19). Methods and study design: A prospective cohort study was conducted in 87 COVID-19 confirmed cases who recovered and discharged from a medical school hospital in Thailand. At the follow-up visit on day 60 after onset of symptoms, patients underwent an evaluation by spirometry (FVC, FEV1, FEV1/FVC, FEF25-75, and PEF), a six-minute-walk test (6MWT), and a chest radiograph. Results: There were 35 men and 52 women, with a mean age of 39.6±11.8 years and the mean body mass index (BMI) was 23.8±4.3 kg/m2. Of all, 45 cases had mild symptoms; 35 had non-severe pneumonia, and 7 h...