Laparoscopic treatment of ventral hernias: the Italian national guidelines.

We showed a trend in favor of the laparoscopic approach for postoperative morbidity, with a 29% reduction in overall morbidity (25.8% vs. 37.9%; RR = 0.71, 95% CI 0.49–1.01; I 2 = 60%) [ Confidence in effect estimates: low due to risk of bias and heterogeneity ] (Fig. 2 ).

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