Skip to main content

Table 4 Lifetime cost-effectiveness for the adherent group

From: Economic evaluation of an exercise-counselling intervention to enhance smoking cessation outcomes: The Fit2Quit trial

Adherent group 40-year-old male 40-year-old female
Base case Intervention Usual care Difference   Intervention Usual care Difference  
Mean cost per person (NZ$) 9,952 9,700 253   11,032 10,833 199  
QALYs gained per person 16.680 16.623 0.057   17.398 17.330 0.068  
ICER per QALY (NZ$)    4,431     2,909  
Probability cost effectivea    0.860     0.902  
Scenarios Incr. costs (NZ$) Incr. QALYs ICER (NZ$) Probability cost effective a Incr. costs (NZ$) Incr. QALYs ICER (NZ$) Probability cost effective a
0% discount rate for costs & QALYs −68 0.158 Dominant 0.894 −220 0.186 Dominant 0.893
5% discount rate for costs & QALYs 310 0.042 7,404 0.831 272 0.051 5,371 0.886
30-year-old cohort 307 0.055 5,633 0.879 275 0.061 4,521 0.895
50-year-old cohort 189 0.064 2,942 0.858 238 0.070 3,419 0.847
60-year-old cohort 128 0.065 1,976 0.777 203 0.069 2,962 0.814
  1. aat NZ$ 20 k per QALY. NZ$1 = US$0.68 = €0.53
  2. ICER incremental cost-effectiveness ratio, QALY quality-adjusted life-year