China
Retrospective cohort study
Medical records
113
confirmed SARS-CoV-2 infection admitted to the First Affiliated Hospital, School of Medicine, Zhejiang University and the Shenzhen Third People's Hospital
the median age was 52 years, and 58.4% were male.
Not stated
0
Prolonged duration of SARS-CoV-2 shedding
76
prolonged viral RNA shedding >=15 days after illness onset
Intervention
Invasive mechanical ventilation
Not used
59
95
Used
17
18
Odds ratio
9.880 (1.110-88.020)
No
Yes
risk was adjusted for sex and time from illness to hospitalization
None
Average