Fig. 3From: Correlation analysis between disease severity and inflammation-related parameters in patients with COVID-19: a retrospective studyComparison of inflammatory parametes among mild, severe and critical patients with COVID-19. a sqrt (CRP); b ferroprotein; c PCT; d ESR. CRP, C-reactive protein; PCT, procalcitonin; ESR, erythrocyte sedimentation rate. Data are presented as mean ± standard error or percentage. *P < 0.05; **P < 0.05; ***P < 0.001Back to article page