The international surgical journal with global reach

This is the Scientific Surgery Archive, which contains all randomized clinical trials in surgery that have been identified by searching the top 50 English language medical journal issues since January 1998. Compiled by Jonothan J. Earnshaw, former Editor-in-Chief, BJS

Heavyweight mesh is superior to lightweight mesh in laparo-endoscopic inguinal hernia repair. A meta-analysis and trial sequential analysis of randomized controlled trials. Ann Surg 2021; 273: 890-899.

Published: 1st November 2021

Authors: Bakker W, Aufenacker TJ, Boschman JS, Burgmans JP


This study included 12 RCTs. The risk of recurrence was greater after use of lightweight mesh (32/1571 procedures) than heavyweight (standard) mesh (13/1508 procedures), relative risk 2.21, 95 per cent confidence interval 1.14 to 4.31). There was no difference in pain or foreign body sensation.

Pubmed Link