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Table 2 Summary of clinic outcomes for each study

From: Impact of intraoperative medial collateral ligament injury on outcomes after total knee arthroplasty: a meta-analysis and systematic review

Author

Years

MCL injury

Implant

Management

KSS*

KFS*

Complications and revision

ROM*

Transection

Avulsion

Leopold [9]

2001

12

4

12CR/4PS

Suture anchors/screw-and-washer/ suture repair

NR

NR

1 PJI (1 revision)

G1:108

Koo [24]

2009

0

15

13PS/2CR

Thicker polyethylene insert

G1:91 ± 6.78 /

G2: 92.20 ± 3.74

G1:82.5 ± 13.57/

G2:82.00 ± 3.59

0

G1:130 ± 9 /

G2: 130 ± 13

Lee [8]

2011

28

9

7PS/30 TCIII

14 ligament repair /23NR

G1:81/G2:91

G1:74/G2:87

4 instability/1 PJI/2 aseptic loosening (7 Revision)

NR

Dragosloveanu [14]

2013

1

7

5PS/3 constraint

7 suture anchor/1 suture repair

GI:87.7

G1:80

1 instability (1 revision)

NR

Siqueir [10]

2014

22

1

10PS/2CR/

11constraint

10 ligament repair/2 unconstrained implant /11 constrained implant

G1:78.8 ± 24.4/

G2:86.7 ± 21

G1:67.8 ± 22.9/

G2:72.2 ± 25.2

0

NR

Shahi [22]

2014

11

4

NR

15 synthetic ligament

G1:92

NR

0

NR

Cao [13]

2016

10

1

8PS/3CR

11 ligament repair

G1:89.82 ± 3.76/

G2:90.19 ± 3.39

G1:89.54 ± 3.50/

G2:90 ± 3.53

0

NR

Bohl [19]

2016

24

21

10PS/35CR

Suture anchors/screw-and-washer/ suture repair

NR

NR

5 stiffness (1 revision), 2 aseptic loosening (2 revision)

G1:110

Wang [12]

2017

12

5

CR

Ligament reconstruction

G1:87.7 ± 6.2 /

G2:90.6 ± 6.9

G1:84.7 ± 5.9 / G2:87.9 ± 7.6

0

NR

White [30]

2018

0

33

PS/CR

Using Bone Staples

NR

NR

6 subjective instability/4 moderate to severe instability

NR

Jin [20]

2019

0

65

PS

36 suture anchor/29 staple

G1:87.3 ± 7.3 /

G2:87.6 ± 10.1

NR

0

G1:125.6 ± 8.9/ G2:128.1 ± 8.1

Motififard [28]

2020

35

0

PS

Nonabsorbable braided suture repair

G1:81 ± 17/

G2:86 ± 15

G1:61 ± 13/

G2:67 ± 5

5 coronal instability

(3 Revision)

G1:100 ± 13/

G2:107 ± 8

Ni [31]

2020

0

14

10PS/2CR/2CCK

Screw-and-washer

NR

NR

0

G1:103.9 ± 6.8

Rajkumar [11]

2020

0

41

PS

Screw and washer construct fixation

G1:85(80 ~ 90)/ G2:85(81 ~ 85)

G1:90(80–95)/ G2:90(85–90)

1 screw back-out/

1 debridement for hematom

NR

Sun [29]

2020

11

0

PS

Meniscus autograft transfer

G1:95 ± 4.47/

G2:95.4 ± 3.88

G1:91.8 ± 7.5/

G2:90.4 ± 7.5

0

NR

  1. *The values were given as the number with MCL injury/intact
  2. PS. posterior stabilized; CR, cruciate retaining; NR, not reported; NR, not reported