Baseline characteristics a selection scans
| Total | M1 | M2 | p Value | |
| Baseline characteristics | ||||
| N | 212 | 153 | 59 | |
| Age, mean ± SD | 70.0±14.7 | 70.2±15.3 | 69.6±13.2 | 0.782 |
| Female (%) | 107 (50.5) | 86 (56.2) | 21 (35.6) | 0.009 |
| Atrial fibrillation | 105 (49.5) | 81 (52.9) | 24 (40.7) | 0.126 |
| Hypertension | 166 (78.3) | 122 (79.7) | 44 (74.6) | 0.458 |
| Hyperlipidemia | 135 (63.7) | 96 (62.7) | 39 (66.1) | 0.750 |
| LDL, mean ± SD | 82.9±35.0 | 83.7±33.9 | 80.7±38.0 | 0.388 |
| Diabetes mellitus | 62 (29.2) | 43 (28.1) | 19 (32.2) | 0.642 |
| HbA1c, mean ± SD | 6.1±1.3 | 6.1±1.1 | 6.4±1.7 | 0.755 |
| Smokers | 48 (22.6) | 33 (21.6) | 15 (25.4) | 0.585 |
| Transferred patients | 109 (51.4) | 79 (51.6) | 30 (50.8) | 1.0 |
| Selection scan | ||||
| CT in house | 197 (92.9) | 142 (92.8) | 55 (93.2) | 1.0 |
| CT/CTA | 161 (75.9) | 118 (77.1) | 43 (72.9) | 0.445 |
| CTP | 48 (22.6) | 32 (20.9) | 16 (27.1) | |
| MRI | 3 (1.4) | 3 (2.0) | 0 (0) | |
*Loss to follow-up=8 (3.8%),
CTA, CT angiography; CTP, CT perfusion; LDL, low-density lipoprotein.