Review
5 studies enrolling
China National Knowledge Infrastructure (CNKI), Wanfang, Weipu, Chinese Biomedicine Literature Database (CBM-SinoMed), MEDLINE (via PubMed), EMBASE, Cochrane Central Register and Web of science searched through 8 March 2027
Risk factors for severe corona virus disease 2019 (COVID-19) patients : a systematic review and meta analysis
0
COVID-19 (severe/critical)
Comorbidities
COPD
Chronic obstructive pulmonary disease
Not present
Present
Odds ratio
3.560 (1.330-9.540)
Yes
No