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Table 2 Examples of search algorithm used in the PTO-tasks

From: The equivalence of numbers: The social value of avoiding health decline: An experimental web-based study

Choice Vote 2. Choice Vote 3. Choice Vote 4. Choice Vote PTO calculation
A B   A B   A B   A B   
100 100 A 100 110 A 100 130 A 100 170 Indiff. 100 A = 170 B
100 100 B 100 90 B 100 70 A 100 80 A 100 A = 85 B
100 500* A 100 700 B 100 600 B 100 550 Indiff. 100 A = 550 B
  1. Note: Each row shows a series of hypothetical choices between two interventions A and B that could be offered to the specified number of patients each, and responses to the choices. * Arrived at after having consequently voted for A in the preceding choices