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Table 3 Characteristics of the individuals (Total sample, n = 32548a)

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

  Estimation sample Validation sample p-valueb Effect sizec
Model building n = 17,101 Capacity checking n = 15,447
Sex, n (%)
 Men 7874 (46.0) 7009 (45.4) 0.226  
 Women 9227 (54.0) 8438 (54.6)   
Self- rated health, n (%)
 Very good 3048 (18.3) 2693 18.0) 0.932  
 Good 8191 (49.2) 7401 (49.6)   
 Neither nor 4354 (26.2) 3901 (26.1)   
 Bad 893 (5.4) 782 (5.2)   
 Very bad 159 (1.0) 147 (1.0)   
Age, Mean (SD) 55.44 (19.44) 55.48 (18.52) 0.871  
EQ-5D-UK, Mean (SD) 0.80 (0.22) 0.80 (0.22) 0.985 0.00
EQ-5D-SW, Mean (SD) 0.90 (0.09) 0.90 (0.09) 0.184 −0.01
GHQ-12, Mean (SD) 1.14 (2.46) 1.05 (2.38) 0.001 0.04
  1. aSelf-rated health 3.0 % missing, EQ-5D-UK 8.0 % missing, EQ-5D-SW 8.0 % missing, GHQ-12 3.1 % missing
  2. bPearson Chi-square test for categorical variables and independent samples t-test for quantitative variables
  3. cCohen’s effect size measure