Multivariable analysis of the association between SARS-CoV-2 infections and muscle strain injury using Cox proportional hazards regression analysis (AIC=53.9)
Indicator
HR
95% CI
P value
BMI (kg/m2)
2.0
1.2 to 3.1
0.004
SARS-CoV-2 infection
5.1
1.1 to 23.1
0.037
AIC, Akaike’s information criterion; BMI, body mass index.