Comparative Analgesic Efficacies of Ropivacaine and Bupivacaine for Postoperative Rectus Sheath Block in Paediatric Abdominal Surgery: A Meta-Analysis of Randomized Controlled Trial and Retrospective Cohort Studies

Figure 5

Pain score of all studies. The pain score was measured on the numerical scale of 0–10. The square symbol on forest plot denotes the weighted mean difference for individual studies, with 95% CI of the difference represented as a solid line. The size of square and thickness of the 95% CI line resemble sample size.