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Table 6 Responsiveness of measures over time to self-reported hand and wrist functioning; 4 to 12 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

T4

T12

Δ (95% CI)

SRM (95% CI)

ES (95% CI)

MHQ

 Improved

177

64.79

61.04

-3.75 (-6.19 to -1.31)

-0.13 (-2.57 to 2.31)

-0.19 (-2.63 to 2.25)

 No change

150

56.97

58.53

1.56 (-1.11 to 4.23)

0.06 (-2.61 to 2.73)

0.09 (-2.58 to 2.76)

 Worsened

113

45.37

46.22

0.85 (-2.12 to 3.82)

0.04 (-18.9 to 19.65)

0.05 (-2.92 to 3.02)

EQ-5D (utility)

 Improved

177

0.69

0.67

-0.02 (-0.05 to 0.01_

-0.06 (-0.09 to -0.03)

-0.09 (-0.12 to -0.06)

 No change

150

0.62

0.64

0.02 (-0.02 to 0.06)

0.06 (0.03 to 0.10)

0.091 (0.05 to 0.13)

 Worsened

113

0.48

0.57

0.09 (0.03 to 0.15)

0.22 (0.16 to 0.28)

0.31 (0.25 to 0.37)

EQ-5D (VAS)

 Improved

177

75.78

68.92

-6.86 (-9.25 to -4.47)

-0.24 (-2.63 to 2.14)

-0.35 (-2.74 to 2.03)

 No change

150

67.46

68.55

1.09 (-1.95 to 4.13)

0.04 (-2.99 to 3.08)

0.06 (-2.98 to 3.10)

 Worsened

113

60.43

58.66

-1.77 (-5.21 to 1.67)

-0.06 (-3.49 to 3.75)

-0.08 (-3.52 to 3.35)

SF-12 (PCS)

 Improved

177

36.63

34.19

-2.44 (-4.45 to -0.43)

-0.12 (-2.13 to 1.88)

-0.17 (-2.18 to 1.83)

 No change

150

34.48

35.22

0.74 (-1.04 to 2.52)

0.05 (-1.74 to 1.83)

0.06 (-1.72 to 1.85)

 Worsened

113

30.44

29.64

-0.8 (-2.84 to 1.24)

-0.05 (-2.09 to 1.99)

-0.07 (-2.11 to 1.97)

SF-12 (MCS)

 Improved

177

48.12

47.16

-0.96 (-3.22 to 1.31)

-0.04 (-2.31 to 2.22)

-0.17 (-2.17 to 1.84)

 No change

150

49.29

50.81

1.52 (-0.50 to 3.54)

0.09 (-1.93 to 2.11)

0.13 (-1.89 to 2.15)

 Worsened

113

44

44.96

0.96 (-1.69 to 3.61)

0.04 (-2.61 to 2.69)

0.06 (-2.59 to 2.72)

SF-6D

 Improved

177

0.68

0.64

-0.04 (-0.06 to -0.02)

-0.15 (-0.17 to -0.13)

-0.22 (-0.24 to -0.19)

 No change

150

0.65

0.67

0.02 (0.00 to 0.04)

0.18 (0.09 to 0.13)

0.15 (0.13 to 0.18)

 Worsened

113

0.59

0.6

0.01 (-0.02 to 0.04)

0.05 (0.02 to 0.07)

0.06 (0.04 to 0.09)