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Fig. 9 | Journal of Anesthesia, Analgesia and Critical Care

Fig. 9

From: Analgesic efficacy and safety of erector spinae versus serratus anterior plane block in thoracic surgery: a systematic review and meta-analysis of randomized controlled trials

Fig. 9

a Forest plot for postoperative nausea (adverse effects of the blocks). b Forest plot for postoperative vomiting (adverse effects of the blocks). RR Relative risk, CI Confidence interval, M–H Mantel Haenszel, SD Standard deviation, ESPB Erector spinae plane block, SAPB Serratus anterior plane block

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