Table 4 Pre- and postoperative KOOS

57.9 ± 20.6

79.0 ± 14.6^a

25.0 ± 22.0

53.8 ± 17.7

67.5 ± 13.1^a,b

19.3 ± 23.7

15.4

49.9 ± 19.3

80.5 ± 12.2^a

33.9 ± 21.9

44.4 ± 15.2

71.1 ± 14.6^a,b

31.3 ± 22.4

17.0

66.1 ± 14.6

86.9 ± 10.5^a

25.2 ± 20.6

58.0 ± 14.0

78.0 ± 11.9^a,b

26.0 ± 20.7

15.1

30.4 ± 23.4

60.7 ± 23.4^a

32.3 ± 28.0

19.4 ± 20.7

50.0 ± 20.5^a

32.6 ± 22.8

11.2

27.5 ± 17.7

63.5 ± 21.5^a

37.9 ± 20.3

30.5 ± 19.4

54.8 ± 19.2^a

27.5 ± 24.3

16.5