TABLE 5

Univariate Analysis of Mortality Risk Factors for Patients with COVID-19 Pneumonia in Matched Case-Control Study

VariablesDeceased (n=21)Survivors (n=42)OR (95% CI)p value
CD3+CD8+ T cells ≤75 cell·μL−1, %78.942.95.000 (1.319‒18.960)0.018
Cardiac troponin I≥0.05 ng·mL−1, %61.518.27.200 (1.518‒34.139)0.013
Myoglobin >100 ng·mL−1, %60.028.63.750 (0.924‒15.226)0.064
Procalcitonin ≥0.5 ng·mL−1, %21.19.12.667 (0.528‒13.477)0.235
Creatinine ≥133 μmol·L−1, %19.04.84.706 (0.786‒28.178)0.090

CI: confidence interval; OR: odd ratio.