Table 5.
Incremental Costs and QALYs, Observed and Projected
| OMC | Structured Exercise | Stent | ||||
|---|---|---|---|---|---|---|
| Cost | QALYs | Cost | QALYs | Cost | QALYs | |
| Observed data | $5179 | 1.04 | $9804 | 1.16 | $14 590 | 1.20 |
| 18 months* | $4953 | 1.05 | $9466 | 1.14 | $14 304 | 1.16 |
| 2 years | $6684 | 1.39 | $11 197 | 1.50 | $16 035 | 1.52 |
| 3 years | $10 004 | 2.04 | $14 516 | 2.18 | $19 355 | 2.21 |
| 4 years | $13 140 | 2.66 | $17 653 | 2.82 | $22 491 | 2.86 |
| 5 years | $16 103 | 3.24 | $20 616 | 3.43 | $25 454 | 3.47 |
| 10 years | $28 641 | 5.71 | $33 154 | 6.01 | $37 992 | 6.08 |
OMC indicates optimal medical care; QALYs, quality adjusted life years.
*
Based on Markov model, adjusting for baseline differences in utility and incorporating background mortality and 3% discount rate.