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Table 5 Responsiveness of measures over time to self-reported hand and wrist functioning; baseline to 4 months

From: An empirical evaluation of the SF-12, SF-6D, EQ-5D and Michigan Hand Outcome Questionnaire in patients with rheumatoid arthritis of the hand

 

n

T0

T4

Δ (95% CI)

SRM (95% CI)

ES (95% CI)

MHQ

 Improved

177

51.66

64.79

13.13 (9.67 to 16.58)

0.56 (-1.88 to 3.00)

0.79 (-1.64 to 3.23)

 No change

150

54.15

56.97

2.82 (-0.96 to 6.59)

0.12 (-2.55 to 2.79)

0.16 (-2.51 to 2.83)

 Worsened

113

47.2

45.37

-1.83 (-6.03 to 2.36)

-0.08 (-3.05 to 2.89)

-0.11 (-3.08 to 2.85)

EQ-5D (utility)

 Improved

177

0.58

0.69

0.11 (0.06 to 0.16)

0.31 (0.27 to 0.36)

0.44 (0.41 to 0.49)

 No change

150

0.61

0.62

0.01 (-0.04 to 0.06)

0.03 (-0.01 to 0.07)

0.04 (0.00 to 0.08)

 Worsened

113

0.55

0.48

-0.07 (-0.15 to 0.01)

-0.16 (-0.22 to -0.11)

-0.23 (-0.28 to -0.18)

EQ-5D (VAS)

 Improved

177

68.28

75.78

7.5 (3.9 to 11.10)

0.31 (-2.38 to 3.00)

0.43 (-2.26 to 3.13)

 No change

150

68.99

67.46

-1.53 (-5.67 to 2.62)

-0.05 (-2.87 to 2.76)

-0.08 (-2.90 to 2.73)

 Worsened

113

64.92

60.43

-4.49 (-9.50 to 0.52)

-0.16 (-3.81 to 3.48)

-0.23 (-3.88 to 3.41)

SF-12 (PCS)

 Improved

177

34.59

36.63

2.04 (-0.5 to 4.58)

0.12 (-1.44 to 1.67)

0.19 (-1.71 to 2.11)

 No change

150

33.13

34.48

1.35 (-1.31 to 4.01)

0.081 (-1.89 to 2.05)

0.11 (-1.85 to 2.08)

 Worsened

113

31.43

30.44

-0.99 (-3.83 to 1.86)

-0.06 (-2.04 to 1.91)

-0.09 (-2.06 to 1.88)

SF-12 (MCS)

 Improved

177

48.98

48.12

-0.86 (-3.69 to 1.98)

-0.04 (-1.75 to 1.66)

-0.06 (-1.77 to 1.65)

 No change

150

46.52

49.29

2.77 (-0.44 to 5.98)

0.13 (-2.34 to 2.62)

0.19 (-2.29 to 2.68)

 Worsened

113

46.02

44.01

-2.01 (-5.76 to 1.74)

-0.09 (-2.75 to 2.55)

-0.14 (-2.79 to 2.51)

SF-6D

 Improved

177

0.65

0.68

0.03 (-0.00 to 0.06)

0.15 (0.12 to 0.16)

0.21 (0.19 to 0.23)

 No change

150

0.65

0.65

0 (-0.03 to 0.03)

0 (-0.02 to 0.02)

0 (-0.02 to 0.02)

 Worsened

113

0.6

0.59

-0.01 (-0.05 to 0.03)

-0.05 (-0.07 to -0.02)

-0.07 (-0.09 to -0.04)