Table 5.
Year 1 | Year 2 | Year 3 | Year 4 | Year 5 | Total | Average | |
---|---|---|---|---|---|---|---|
Annual health outcomes | |||||||
Strategy 1: standard-of-care imaging | |||||||
Lifetime QALYs of the cohort | 8,839 | 9,467 | 9,803 | 10,369 | 10,790 | 49,267 | 9,853 |
Short term QALYs of the cohort | 820 | 878 | 910 | 962 | 1,001 | 4,572 | 914 |
mRS 0-2 | 725 | 776 | 804 | 850 | 885 | 4,040 | 808 |
mRS 3-5 | 531 | 569 | 589 | 623 | 648 | 2,960 | 592 |
Deaths | 250 | 268 | 277 | 293 | 305 | 1,393 | 279 |
Strategy 2: advanced imaging | |||||||
Lifetime QALYs of the cohort | 8,884 | 9,515 | 9,853 | 10,422 | 10,845 | 49,519 | 9,904 |
90-day QALYs of the cohort | 827 | 886 | 917 | 970 | 1,009 | 4,609 | 922 |
mRS 0-2 | 737 | 789 | 817 | 864 | 899 | 4,106 | 821 |
mRS 3-5 | 519 | 556 | 576 | 609 | 634 | 2,894 | 579 |
Deaths | 250 | 268 | 277 | 293 | 305 | 1,393 | 279 |
Incremental health impact | |||||||
Lifetime QALYs of the cohort | 45 | 48 | 50 | 53 | 55 | 252 | 50 |
Lifetime utility per person | 0.0300 | 0.0300 | 0.0300 | 0.0300 | 0.0300 | 0.0300 | |
90-day QALYs of the cohort | 7 | 7 | 7 | 8 | 8 | 37 | 7 |
90-day utility per person | 0.0045 | 0.0045 | 0.0044 | 0.0044 | 0.0043 | 0.0044 | |
mRS 0-2 | 12 | 13 | 13 | 14 | 14 | 66 | 13 |
mRS 3-5 | −12 | −13 | −13 | −14 | −14 | −66 | −13 |
Deaths | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Relationship between costs and outcomes | |||||||
Cost per functional dependence avoided | $78,441 | $77,550 | $80,303 | $78,872 | $82,073 | $79,448 | |
Cost per QALY gained | $20,837 | $20,837 | $20,837 | $20,837 | $20,837 | $20,837 |
The incremental health impact of switching from the standard-of-care to the advanced CTAP imaging strategy is also shown.