Table 4.
Baseline characteristics of study subjects.
| Variable | Aortic calcium score <500 n = 4919 |
Aortic calcium ≥500 n = 282 |
P-value |
|---|---|---|---|
| Males (%) | 41.5 | 62.1 | <0.0001 |
| Age (years) | 76.4 (5.5) | 79.8 (5.4) | <0.0001 |
| Height (cm) | 166.9 (9.4) | 168.9 (9.6) | <0.0001 |
| Weight (Kg) | 75.5 (14.5) | 77.4 (15.3) | 0.0362 |
| BSA (m2) | 1.84 (0.20) | 1.87 (0.21) | 0.0146 |
| BMI (kg/m2) | 27.0 (4.4) | 27.1 (4.5) | 0.97 |
| Systolic BP (mmHg) | 142.3 (20.3) | 145.5 (21.2) | 0.0104 |
| Diastolic BP (mmHg) | 73.9 (9.7) | 74.7 (9.8) | 0.1471 |
| On anti-hypertensive drugs (%) | 63.0 | 74.5 | <0.0001 |
| Known diabetes (%) | 11.7 | 15.7 | 0.0582 |
| Smoker (%) | 12.2 | 12.4 | 0.8519 |
| Se-Total cholesterol (mmol/l) | 5.6 (1.2) | 5.4 (1.2) | 0.0032 |
| Se-Triglycerides (mmol/l ) | 1.20 (0.66) | 1.18 (0.64) | 0.62 |
| On statins (%) | 22.2 | 29.8 | 0.0042 |
| History of angina pectoris (%) | 25.6 | 28 | 0.3631 |
| Has angina pectoris (Rose) (%) | 2.3 | 4.3 | 0.0447 |
| History of heart failure (%) | 3.1 | 5.7 | 0.0235 |
| In atrial fibrillation (%) | 7.1 | 8.2 | 0.4763 |
| CABG before (%) | 6.3 | 10.6 | 0.0086 |
| PCI before (%) | 6.8 | 7.4 | 0.6279 |
| MI before (%) | 7.7 | 11 | 0.0528 |
| Any prior coronary event (%) | 14.9 | 20.9 | 0.0081 |
| GFR (mL/min/1.73m2) | 64.3 (16.5) | 62.2 (14.6) | 0.0304 |
Any prior coronary event = MI, PCI, CABG. BMI = body mass index, BSA = body surface area, CABG = coronary artery bypass graft., ECG= electrocardiogram, GFR = glomerular filtration rate, MI = myocardial infarct, PCI = percutaneous coronary intervention.