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Table 3 Magnitude of the MID by worse/better

From: What is the relationship between the minimally important difference and health state utility values? The case of the SF-6D

  Global rating of health change   
  Somewhat worse Somewhat better   
Study/patient group N Mean change (SD) N Mean change (SD) Mean Difference (95% CI) P-value
Older adults 1st follow-up 1087 0.039 (0.099) 275 0.042 (0.098) -0.004 (-0.017 to 0.009) 0.58
Older adults 2nd follow-up 783 0.028 (0.095) 165 0.019 (0.102) 0.009 (-0.008 to 0.026) 0.32
IBS patients 36 0.022 (0.096) 20 0.026 (0.097) -0.040 (-0.059 to 0.051) 0.87
IBS control patients 15 0.017 (0.130) 12 0.035 (0.094) -0.018 (-0.107 to 0.071) 0.69
Leg ulcer patients 14 0.082 (0.109) 31 0.009 (0.105) 0.073 (-0.03 to 0.176) 0.08
OA Knee patients 30 0.003 (0.073) 29 0.036 (0.059) -0.007 (-0.041 to 0.028) 0.70
Limb reconstruction patients 10 0.044 (0.14) 19 0.051 (0.112) -0.007 (-0.117 to 0.102) 0.88
Early (RA) patients 17 -0.007 (0.117) 82 0.046 (0.109) -0.053 (-0.117 to 0.011) 0.08
COPD Patients 19 0.012 (0.095) 10 0.006 (0.074) 0.006 (-0.061 to 0.072) 0.87
  1. P-value from two-independent samples t-test.