Fig. 4From: Efficacy and safety of human umbilical cord-derived mesenchymal stem cells for COVID-19 pneumonia: a meta-analysis of randomized controlled trialsForest plot depicting variations in CRP in MSC and control groups 7Â days after injection. A CRP. B The sensitivity analysis for CRP. C CRP in the severe/critical range of COVID-19 patients. CI, confidence interval; IV, Inverse-variance method; Chi2, Chi-Squared Test; df, degrees of freedom; I2, I-squared statistic; Tau2, Tau-squared statisticBack to article page