Skip to main content

Table 5 Baseline Mean Scores (SD), Mean Scores after Treatment, Effect Sizes (ES) of the Chinese IKDC and the subscales of Chinese KOOS at 2, 4, 8, 12 Weeks

From: Comparing the Chinese versions of two knee-specific questionnaires (IKDC and KOOS): reliability, validity, and responsiveness

 

IKDCa

KOOSb

Symptoms

Pain

ADL

Sport/Rec

QOL

Baseline

 Mean

46.4

65.0

61.1

69.9

37.2

40.9

 SD

15.4

16.8

18.42

19.3

26.4

14.8

Week 2

 Mean

52.2

67.1

63.8

71.7

40.2

42.0

  P value

<0.001c

0.244

0.147

0.323

0.256

0.499

 ES

0.37

0.12

0.15

0.09

0.12

0.07

Week 4

 Mean

53.5

68.6

64.8

73.3

44.7

44.3

 P value

<0.001c

0.131

0.124

0.156

0.015c

0.081

 ES

0.46

0.21

0.23

0.18

0.28

0.23

Week 8

 Mean

55.8

71.0

67.4

76.2

47.5

46.1

 P value

<0.001c

0.021c

0.018c

0.017c

0.005c

0.048c

 ES

0.61

0.35

0.37

0.33

0.39

0.35

Week 12

 Mean

61.1

73.9

70.5

79.6

52.9

48.2

 P value

<0.001c

0.004c

0.003c

0.001c

<0.001c

0.010c

 ES

0.95

0.53

0.54

0.50

0.60

0.49

  1. aIKDC, International Knee Documentation Committee Subjective Knee Form
  2. bKOOS, Knee Injury and Osteoarthritis Outcome Score
  3. cPaired-t test: significant at the 0.05 level (2-tailed)