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Table 6 Capacity checking of the models (Validation sample)

From: Assessing outcomes for cost-utility analysis in mental health interventions: mapping mental health specific outcome measure GHQ-12 onto EQ-5D-3L

  EQ-5D-UK EQ-5D-SW
Pearson correlationa 0.678 (p < 0.000) 0.715 (p < 0.000)
Mean (CI) Mean (CI)
Observed values 0.800 (0.796, 0.803) 0.904 (0.902, 0.905)
Predicted values 0.808 (0.806, 0.810) 0.904 (0.903, 0.905)
Absolute error 0.115 (0.113, 0.117) 0.042 (0.041, 0.043)
Relative forecast error 14.4 % (14.1, 14.6) 4.6 % (4.5, 4.7)
Observed values ≤0.8 >0.8 ≤0.8 >0.8
Relative forecast error 15.5 % (15.1, 15.8) 12.8 % (12.5, 13.0) 13.6 % (13.2, 14.0) 3.6 % (3.5, 3.6)
  1. aPearson correlation between observed and predicted values of health utility