Review
6 studies enrolling
PubMed, Web of Science Core Collection, Embase, Cochrane and MedRxiv databases were searched through February 25, 2020.
Incidence, clinical characteristics and prognostic factor of patients with COVID-19: a systematic review and meta-analysis
0
COVID-19 (severe/critical)
Comorbidities
COPD
Chronic obstructive pulmonary disease
Not present
Present
Odds ratio
5.320 (2.610-10.850)
Yes
No