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Table 1 Patient demographics and outcome measures of included studies

From: Sporting participation following the operative management of chondral defects of the knee at mid-term follow up: a systematic review and meta-analysis

Study

Journal

Year

LOE

No. of patients

Gender

Mean age (range)

Follow up (months)

Outcome measures

Cotter et al. [3]

Arthroscopy

2018

IV

22

NR

24.39 (NR)

87

RTS

Ebert et al. [7]

American Journal of Sports Medicine

2015

IV

31

15 M, 16 F

35.3 (16–57)

60

RTS, KOOS, Lysholm, Tegner, SF-36

Ebert et al. [8]

American Journal of Sports Medicine

2012

I

63

42 M, 21 F

38.2 (16–63)

60

RTS, KOOS, SF-36

Ebert et al. [9]

American Journal of Sports Medicine

2011

IV

41

21 M, 20 F

38.5 (13–65)

60

RTS, KOOS, SF-36

Ebert et al. [10]

Orthopaedic Journal of Sports Medicine

2019

III

97

60 M, 37 F

36.8 (15–62)

60

RTS, KOOS

Gillogly et al. [11]

American Journal of Sports Medicine

2014

IV

23

11 M, 12 F

31 (NR)

91

RTS, IKDC, Modified Cincinnati, Lysholm, SF-12

Gobbi et al. [12]

Knee Surgery Sports Traumatology & Arthroscopy

2014

IV

61

43 M, 18 F

31.4 (NR)

181

RTS, IKDC, Lysholm, Tegner

Gobbi et al. [13]

Knee Surgery Sports Traumatology & Arthroscopy

2005

IV

53

38 M, 33 F

38 (19–55)

72

RTS, IKDC, Lysholm, Tegner

Gudas et al. [14]

American Journal of Sports Medicine

2012

I

57

36 M, 21 F

24.3 (15–40)

125

RTS, ICRS, Tegner

Kon et al. [16]

American Journal of Sports Medicine

2011

II

21

21 M

23.7 (16–37)

94

RTS, IKDC, EQ-VAS,

Kon et al. [18]

American Journal of Sports Medicine

2009

II

80

60 M, 20 F

29.8 (NR)

60

RTS, IKDC, ICRS, Tegner

Liu et al. [20]

Arthroscopy

2019

IV

13

NR

NR

112

RTS, Marx

Marcacci et al. [21]

American Journal of Sports Medicine

2007

IV

30

22 M, 8 F

29.3 (17–46)

84

RTS, IKDC, ICRS, Tegner

McCarthy et al. [22]

Arthroscopy

2017

IV

13

7 M, 6 F

19.2 (15.4–26.1)

71

RTS, IKDC, KOOS, WOMAC, SF-12, Marx, Tegner

Minzlaff et al. [23]

Knee Surgery Sports Traumatology & Arthroscopy

2016

IV

30

NR

31 (19–39)

83

RTS, Activity rating scale, Tegner

Monckeberg et al. [25]

Knee

2019

IV

20

13 M, 7 F

32.7 (21–47)

60

RTS, IKDC

Nielsen et al. [26]

American Journal of Sports Medicine

2017

IV

149

87 M, 62 F

31.2 (NR)

72

RTS, Merle d’Aubigne´-Postel score, IKDC, Knee Society Function Score

Ollat et al. [27]

Orthopaedics & Traumatology: Surgery & Research

2011

IV

20

NR

NR

96

RTS

Panics et al. [28]

Cartilage

2012

IV

61

55 M, 6 F

25.2 (16–41)

115

RTS, ICRS, HSS, Mod-Cincinnati, Lysholm

Pelissier et al. [29]

Knee Surgery Sports Traumatology & Arthroscopy

2014

IV

12

10 M, 2 F

29 (NR)

120

RTS, IKDC, Lysholm

Pestka et al. [30]

American Journal of Sports Medicine

2016

IV

130

81 M, 49 F

36.2 (14.8–52.9)

64

RTS, Tegner

Ronga et al. [31]

Joints

2015

IV

4

3 M, 1 F

21.2 (18–24)

126

RTS, Mod Cincinnati, Lysholm, Tegner

Scillia et al. [32]

American Journal of Sports Medicine

2015

IV

18

18 M

NR

71

RTS

Stone et al. [33]

Knee Surgery Sports Traumatology & Arthroscopy

2017

IV

74

46 M, 28 F

45.3 (13–69)

202

RTS, IKDC, WOMAC, Tegner

Tetta et al. [34]

European Journal of Radiology

2010

IV

24

17 M, 7 F

29.9 (NR)

113

RTS, IKDC, Tegner

Vijayan et al. [35]

The Journal of Bone and joint Surgery (British)

2012

IV

14

12 M, 2 F

23.6 (16–40)

62

RTS, Mod-Cincinnati, Stanmore-Bentley

Viste et al. [36]

Orthopaedics & Traumatology: Surgery & Research

2012

IV

14

7 M, 7 F

37.7 (30–45)

72

RTS, IKDC, Brittberg-Peterson,

Zaffagnini et al. [37]

Knee Surgery Sports Traumatology & Arthroscopy

2019

IV

31

31 M

22.6 (NR)

120

RTS, IKDC, Tegner

Zak et al. [38]

American Journal of Sports Medicine

2012

IV

70

51 M, 19 F

34.9 (18–55)

60

RTS, KOOS, Noyes, Tegner

  1. LOE level of evidence, NR not reported, M male, F female, No number, RTS return to sport, KOOS knee injury and osteoarthritis outcome score, SF-36 short-form-36 health survey questionnaire, SF-12 short-form-12 health survey questionnaire, IKDC international knee documentation committee, ICRS international cartilage repair society, EQ-VAS EuroQuol visual analogue scale, WOMAC western Ontario and McMaster universities osteoarthritis index, HSS hospital for special surgery, Mod modified