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Table 4 Methodological information of the included studies

From: RETRACTED ARTICLE: Minimally invasive versus open surgery for acute Achilles tendon rupture: a systematic review of overlapping meta-analyses

First author (year)

Design of included studies

Level of evidence

Software

GRADE use

Sensitivity analysis

Khan RJ (2005)

RCT or quasi-RCT

Level II

NA

No

No

Khan RJ (2010)

RCT or quasi-RCT

Level II

NA

No

No

McMahon SE (2011)

RCT or quasi-RCT

Level II

RevMan

No

No

Jones MP (2012)

RCT or quasi-RCT

Level II

NA

No

No

  1. RCT randomized controlled trial, NA not available