Figure 3. Kinetic correlation between serum IL6 level with cardiac injury biomarker of COVID-19 patients. Pearson correlation analysis was performed between serum level of IL6 and serum cTnI on different time points. “#” means serum IL6 level was significantly correlated with serum cTnI level. #, P < 0.05, ##, P < 0.01, ###, P < 0.001.