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Table 7 Responsiveness of EQ VAS, EQ-5D index UK and EQ-5D index D based on SF-36 transition question as an external anchor of change

From: Validity and responsiveness of the EQ-5D in assessing and valuing health status in patients with somatoform disorders

  Statistics Score Change of health state anchored by SF-36 transition question
Worse (n=64) Same (n=72) Better (n=91)
t0 – t2 Mean difference (SD) EQ VAS −3.386 (19.714) −3.284 (17.420) 10.744** (16.755)
EQ-5D index UK −0.065 (0.285) 0.029 (0.249) 0.076** (0.199)
EQ-5D index D −0.069 (0.266) 0.018 (0.229) 0.046* (0.181)
Effect size EQ VAS −0.17 −0.14 0.62
EQ-5D index UK −0.18 0.11 0.39
EQ-5D index D −0.22 0.08 0.26
Standardised response mean EQ VAS −0.16 −0.15 0.65
  EQ-5D index UK −0.20 0.12 0.38
   EQ-5D index D −0.23 0.07 0.25
  1. Significant t-statistics (*p < 0.05; **p < 0.001) are printed bold.