Table 2. Scan demographics and scan methodology.
ASCVD, arteriosclerotic cardiovascular disease; CAC, coronary artery calcium; CAP, chest abdomen, and pelvis; CT, computed tomography
| CT chest without contrast | CT chest with and without contrast | Low-dose lung cancer screening | CT CAP without contrast | CT CAP with and without contrast | Total | Proportion confidence interval (95%) | |
| Total scans by pooled cohort equation: 10-year ASCVD risk | 17 | 1 | 8 | 8 | 2 | 36 | NA |
| ASCVD risk < 5% | 6 | 1 | 0 | 3 | 0 | 10 | NA |
| Prescribe statin (CAC < 300 AU) | 5 | 0 | 0 | 1 | 0 | 6/10 (60%) | [0.25, 0.95] 25-95% |
| ASCVD risk 5%-7.5% | 4 | 6 | 2 | 1 | 13 | NA | |
| Deprescribe statin (CAC = 0 AU) | 1 | 0 | 2 | 1 | 0 | 4/13 (31%) | [0.029, 0.587] 3-59% |
| Prescribe statin (CAC < 300 AU) | 2 | 0 | 3 | 1 | 1 | 7/13 (54%) | [0.237, 0.839] 24-84% |
| ASCVD risk > 7.5% | 7 | 0 | 2 | 3 | 1 | 13 | NA |
| Deprescribe statin (CAC = 0 AU) | 4 | 0 | 0 | 2 | 0 | 6/13 (46%) | [0.16, 0.762] 16-76% |