| Scenario | Modelled overall health care system cost, $ | Modelled life-years | Modelled QALYs | Health care system incremental cost, $ | Incremental QALYs | Incremental cost-utility ratio, $/QALY |
|---|---|---|---|---|---|---|
| Triennial 50-74 yr | 3 642 494 | 30 653 | 25 039 | |||
| Biennial 50-74 yr | 4 217 275 | 30 669 | 25 053 | 574 781 | 13 | 42 900 |
| Annual 50-74 yr | 5 789 126 | 30 694 | 25 075 | 1 571 851 | 22 | 71 481 |
| Annual 50-74 yr | 5 789 126 | 30 694 | 25 075 | |||
| Annual 40-74 yr | 8 051 766 | 30 727 | 25 103 | 2 262 640 | 28 | 80 986 |
| Annual 50-69 yr | 5 250 458 | 30 688 | 25 069 | |||
| Annual 40-69 yr | 7 516 630 | 30 721 | 25 098 | 2 266 172 | 29 | 79 266 |
| Biennial 50-74 yr | 4 217 275 | 30 669 | 25 053 | |||
| Annual 40-49 yr, biennial 50-74 yr | 6 444 999 | 30 703 | 25 083 | 2 227 723 | 30 | 74 164 |
Note: QALY = quality-adjusted life-year.