Table 2.
CT findings
| Male | Female | ||
|---|---|---|---|
| 1,050 patients | 525 | 525 | p-value |
| CCS | 11.6 (0–174.4)a | 0 (0–12.5)a | <0.0001 |
| CT stenosis | |||
| – 0 | 231 (44.0%) | 346 (65.9%) | <0.0001 |
| – <50% | 110 (21.5%) | 88 (17.2%) | 0.07 |
| – 50–70% | 43 (8.4%) | 30 (5.9%) | 0.11 |
| – >70% | 141 (27.5%) | 61 (11.9%) | <0.0001 |
| Plaques (16,800 segments) | 861 | 752 | <0.0001 |
| – Calcified | 534 (62.0%) | 319 (42.4%) | <0.0001 |
| – Mixed | 210 (24.4%) | 252 (33.5%) | 0.006 |
| – Non-calcified | 117 (13.6%) | 181 (24.1%) | 0.022 |
| Napkin-ring sign | 51 (9.7%) | 19 (3.6%) | <0.0001 |
| LAP <60 HU | 69 (13.1%) | 29 (5.5%) | 0.001 |
| – HU mean | 40.4 ± 12.4 | 40.4 ± 9.4 | 0.99 |
| Spotty calcification | 120 (22.9%) | 60 (11.4%) | <0.0001 |
| Positive remodelling | 172 (32.8%) | 95 (18.1%) | <0.0001 |
| Any HRP | 216 (41.1%) | 125 (23.8%) | <0.0001 |
| ICA | 163 (31.1%) | 86 (16.4%) | <0.0001 |
| ICA (31 days after CT) | 74 (14.1%) | 43 (8.2%) | 0.004 |
| – <50% | 44 (8.4%) | 29 (5.5%) | 0.053 |
| – >50% | 98 (18.7%) | 33 (6.3%) | <0.0001 |
| Revascularisation | 75 (14.3%) | 26 (5.0%) | <0.0001 |
| – PCI | 62 (11.8%) | 19 (3.6%) | <0.0001 |
| – CABG | 18 (3.4%) | 9 (1.7%) | 0.10 |
| MACE | 28 (5.3%) | 10 (1.9%) | 0.005 |
| Death (all causes) | 22 (4.2%) | 17 (3.2%) | 0.49 |
| Death (cardiac) | 25 (4.8%) | 10 (1.9%) | 0.015 |
| Follow-up (years) | 5.8 ± 3.2 | 6.3 ± 3.1 | 0.058 |
AU Agatston units, CABG coronary artery bypass graft, CCS coronary calcium score, HRP high-risk plaque, HU Hounsfield units, ICA invasive coronary angiography, LAP low-attenuation plaque, MACE major adverse cardiac event, PCI percutaneous coronary intervention
amedian (first and third quartile)