Variables

Receives SS (n = 12)

Does not receive SS (n = 34)

p-value

Effect size

HHS

86.5 ± 8.6

90.9 ± 8.4

0.13

0.52

HOOS

Stiffness

80.0 ± 17.0

89.7 ± 18.4

0.12

0.55

Pain

81.2 ± 20.3

91.1 ± 17.5

0.12

0.52

Daily living

70.8 ± 17.0

87.0 ± 19.0

0.01*

0.90

Sports/recreation

32.8 ± 26.7

60.9 ± 27.0

0.003*

1.05

Quality of life

37.5 ± 26.0

74.4 ± 20.8

<0.001*

1.58

HOOS total

67.6 ± 14.8

84.4 ± 17.4

0.005*

1.04