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Table 4 Comparison of stated and revealed preferences

From: Consistency between stated and revealed preferences: a discrete choice experiment and a behavioural experiment on vaccination behaviour compared

   Stated preference  
Not vaccinate Hep B Vaccinate Hep B
Revealed preference Not vaccinate Hep B 6 33 39 (16%)
Vaccinate Hep B 17 191 208 (84%)
   23 (9%) 224 (91%) 247
  1. (0 = choice against vaccination; 1 = choice for vaccination).
  2. Cohen’s kappa = 0.09 (approx. T = 1.54, ns).