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Table 2 Clinical study features

From: A systematic review of double-bundle versus single-bundle posterior cruciate ligament reconstruction

Study Publication year Type of study Level of evidence
Wang et al. [28] 2004 Prospectively randomized study II
Houe et al. [29] 2004 Retrospective comparative study III
Fanelli et al. [30] 2008 Retrospective comparative study V
Kim et al. [32] 2009 Retrospective comparative study III
Shon OJ et al. [33] 2010 Retrospective comparative study III
Yoon et al. [2] 2011 Randomized controlled study II
Fanelli et al. [31] 2012 Retrospective comparative study V
Li et al. [34] 2014 Lesser-quality randomized controlled study II