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. 2021 Jul 28;21:250. doi: 10.1186/s12890-021-01614-3

Table 2.

Trial process chart

Period Run-in period Treatment period Follow-up period
Week − 1 0 to discharge 12, 24, 36, 48 weeks after discharge
Informed consent
Inclusion/exclusion criteria
Examination
Medical examination
Blood test
Liver function test
Electrocardiogram
Pulmonary function tests
mMRC and CAT scoring
Evaluation of glucocorticoids adverse effects
Treatment and BGAV scoring
Bronchodilators
Glucocorticoids
Antibiotics
Ventilation
Blood specimens for metabolomics analysis