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Table 1 Characteristics of included studies

From: Outcome of arthroscopic treatment for symptomatic femoroacetabular impingement

Study Year

Year

Male

Age

Sample size

Follow up

PROM

Pre

Post

Larson and Giveans [6]

2008

56%

34.7

96

9.9 month

VAS

6.74

1.88

Horisberger et al. [4]

2010

73%

40.9

105

2.3 years

VAS

5.5

1.5

Larson and Giveans [10]

2009

61% (debrid)

32

44

44 months

VAS

6.5

1.7

58% (refix)

28

50

41 months

VAS

5.7

0.7

Palmer et. al [5]

2012

49%

40.2

201

46 months

VAS

6.8

2.7

Bardakos et al. [11]*

2008

58%

33

24

1 year

mHHS

65

91

Byrd et al. [12]

2009

69%

33

200

16 months

mHHS

65

85

Clohisy et al. [7]

2010

80%

34

35

2.2 year

mHHS

63.8

85.9

Haviv et al. [13]

2010

80%

37

166

22 months

mHHS

70.7

86.1

Byrd and Jones [9]

2011

67%

34

100

2 years

mHHS

65

86.5

Byrd et al. [14]

2011

74%

28.6

116

19 Months

mHHS

72

96

Philippon et al. [15]

2009

45%

40.6

112

2.3 years

mHHS

58

84.3

     

HOS

70

87.8

Nho et al. [2]

2011

72%

22.8

47

27 months

mHHS

68.6

88.5

     

HOS

78.8

91.4

  1. *MHHS is multiplied with 1.1. This makes the scores comparable with the other studies [16].