Table 4.
Effect of Smoker Enrollment on Program Costs and Cost-Effectiveness Over 20-Month Study Period (US $)
| Number of smokers participating (proportion of base case) | ||||||
|---|---|---|---|---|---|---|
| Base case | Quit rate diminishes with increased population sizea | |||||
| 354 (0.5×) | 530 (0.75×) | 884 (1.25×) | 1414 (2×) | 884 (1.25×) | 1414 (2×) | |
| Total costs | $184 605 | $233 814 | $332 232 | $481 461 | $332 232 | $481 461 |
| Cost per smoker | $22 | $27 | $39 | $56 | $39 | $56 |
| Program-attributable quits | 35 | 52 | 87 | 139 | 78 | 104 |
| Program-attributable life years gained | 19.67 | 29.50 | 49.16 | 78.66 | 44.25 | 59.00 |
| Cost per additional quit | $5318 | $4491 | $3828 | $3468 | $4254 | $4623 |
| Cost per life year saved | $9387 | $7926 | $6758 | $6121 | $7508 | $8161 |
aAssumes the quit rate is reduced by half for all participants above the base case number of 707.