Baseline characteristics of the patients
| Variable | CAC=0 (n=6) | CAC=1–10 (n=6) | CAC=11–100 (n=6) | CAC>100 (n=6) | P value |
| Age (years) | 55.7±5.8 | 51.3±9.0 | 53.4±7.9 | 54.0±6.4 | 0.80 |
| Male sex | 4 (66.7%) | 3 (50%) | 4 (66.7%) | 5 (83.3%) | 0.70 |
| BMI (kg/m2) | 24.8±4.3 | 25.1±2.3 | 27.6±4.8 | 25.3±2.2 | 0.69 |
| Hypertension | 3 (50%) | 2 (33.3%) | 2 (33.3%) | 1 (16.7%) | 0.70 |
| Dyslipidaemia | 1 (16.7%) | 1 (16.7%) | 2 (33.3%) | 3 (50%) | 0.55 |
| Current smokers | 4 (66.7%) | 2 (33.3%) | 2 (33.3%) | 3 (50%) | 0.73 |
| FHx for CAD | 0 (0%) | 3 (50%) | 3 (50%) | 3 (50%) | 0.20 |
| Haemoglobin (g/L) | 14.6±0.89 | 14.4±1.4 | 15.3±1.1 | 15.3±1.4 | 0.35 |
| Creatinine (µmol/L) | 74.7±17.7 | 74.8±15.1 | 73.2±8.5 | 78.2±7.0 | 0.86 |
| Total cholesterol (mmol/L) | 5.5±0.70 | 5.0±0.8 | 5.6±0.7 | 5.7±1.1 | 0.45 |
| Triglycerides (mmol/L) | 1.1±0.3 | 1.2±0.6 | 1.8±0.8 | 1.8±1.1 | 0.19 |
| Glucose (mmol/L) | 5.0±1.5 | 4.9±0.6 | 5.0±0.4 | 5.2±0.4 | 0.94 |
| Corrected calcium (mmol/L) | 2.2±0.1 | 2.2±0.1 | 2.3±0.1 | 2.3±0.0 | 0.09 |
| Medication | |||||
| Calcium channel antagonists | 2 (33.3%) | 2 (33.3%) | 0 (0%) | 0 (0%) | 0.21 |
| ACE inhibitors | 1 (16.7%) | 0 (0%) | 0 (0%) | 1 (16.7%) | 0.67 |
| Statins | 0 (0%) | 0 (0%) | 0 (0%) | 2 (33.3%) | 0.89 |
| Aspirin | 0 (0%) | 0 (0%) | 0 (0%) | 2 (33.3%) | 0.89 |
| Diuretics | 0 (0%) | 0 (0%) | 1 (16.7%) | 0 (0%) | 0.41 |
BMI, body mass index; CAC, coronary calcium score; CAD, coronary artery disease; FHx, family history.