Fig. 7

A comparison of the effect of MSC therapy vs. conventional treatment on adverse events and significant adverse events displayed as a forest plot. A Adverse events. B The sensitivity analysis for adverse events. C Serious adverse events. CI, confidence interval; M–H, Mantel–Haenszel method; Chi², Chi-Squared Test; df, degrees of freedom; I², I-squared statistic; Tau², Tau-squared statistic