Fig. 6From: Safety and efficacy of interleukin-6-receptor inhibitors in the treatment of neuromyelitis optica spectrum disorders: a meta-analysisForest plot with 95% CI for meta-analysis of proportion of patients who experienced serious adverse effects. The area of each square is proportional to the study’s weight in the meta-analysis, while the diamond shows the pooled result. The horizontal lines through the square illustrate the length of the confidence interval. The width of the diamond serves the same purpose. The overall meta-analyzed measure of effect is imaginary vertical line passing through diamondBack to article page