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Forest plot comparing the formation after laparoscopic incisional and ventral hernia repair with (CFD) and without (NCFD) closure of the fascial defect. A Mantel–Haenszel fixed-effect model was used for meta-analysis. Risk ratios are shown with 95% confidence intervals. From Tandon A et al. Br J Surg. 2016 Nov; 103(12):1598–1607
