Prevalence of CAC on LDCT by QRISK2 score category
| QRISK2 risk category | Visual CAC grade, n(%) | P value | ||||
| None | Mild | Moderate | Heavy | Total | ||
| <10% | 10 (83.3) | 2 (16.7) | 0 (0) | 0 (0) | 12 (1.8) | <0.01 |
| 10%–20% | 105 (54.7) | 58 (30.2) | 24 (12.5) | 5 (2.6) | 192 (28.2) | |
| >20% | 144 (30.3) | 167 (35.1) | 121 (25.4) | 44 (9.2) | 476 (70.0) | |
CAC, coronary artery calcification; LDCT, low-dose computed tomography.