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Table 1 Clinical studies: level of evidence and the type of the implant

From: A Narrative Review of Four Different New Techniques in Primary Anterior Cruciate Ligament Repair: “Back to the Future” or Another Trend?

Study

Year of publication

Technique

Level of evidence

Bieri et al. [31]

2017

DIS

III

Büchler et al. [38]

2016

DIS

IV

Eggli et al. [39]

2016

DIS

IV

Evangelopoulos et al. [40]

2017

DIS

III

Kösters et al. [41]

2015

DIS

IV

Henle et al. [20]

2015

DIS

IV

Murray et al. [32]

2016

BEAR

II

Smith et al. [33]

2016

Internal brace

IV

Achtnich et al. [34]

2016

Suture anchors

III

DiFelice et al. [42]

2015

Suture anchors

IV

  1. Level of evidence II: individual cohort study or non-randomized, prospective, controlled, clinical study
  2. Level of evidence III: case-control study
  3. Level of evidence IV: case series
  4. DIS dynamic intraligamentary stabilization, BEAR bridge-enhanced ACL repair