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Table 4 Results of base-case and sensitivity analyses of the cost-utility and cost-effectiveness analyses: willingness to pay when compared with both control conditions

From: Economic evaluation of an experience sampling method intervention in depression compared with treatment as usual using data from a randomized controlled trial

  Level of willingness to pay when ESM-I is more cost effective than Percentage at WtP thresholda
  treatment as usual pseudo-intervention
HDRS  
 Base-case analysis 3000 4000  
 Different GP cost calculation 3000 4000  
 Health care perspective 1500 3750  
 Complete cases 2250 3000  
 NOT controlling for baseline costs 1250 0b  
QALY %
 Base-case analysis 31, 500 40, 500 46%
 Dutch instead of UK tariff 32, 500 43, 000 44%
 Different GP cost calculation 30, 500 39, 500 45%
 Health care perspective 16, 500 36, 000 64%
 Complete cases 23, 500 30, 500 65%
 NOT controlling for baseline costs 11, 500 0b 58%
  1. aThe probability that ESM-I is most cost-effective at the willingness-to-pay threshold of €50,000
  2. bA value of €0 indicates that ESM-I is dominant compared with the other intervention, i.e., ESM-I shows more improvement in outcomes at lower costs compared with the other treatment