Prevalence of coronary artery calcification in men with SLE and control subjects according to age and disease duration.
| Variable | Men with SLE, n = 95 | Control Subjects, n = 100 | ||
|---|---|---|---|---|
| No. Patients | Coronary Artery Calcification†, n (%) | No. Subjects | Coronary Artery Calcification†, n (%) | |
| Age, yrs | ||||
| ≤ 20 | 8 | 0 | 3 | 0 |
| 21–30 | 30 | 0 | 39 | 0 |
| 31–40 | 28 | 5 (18) | 28 | 0 |
| 41–50 | 21 | 8 (38) | 22 | 5 (23) |
| 51–60 | 8 | 4 (50) | 8 | 2 (25) |
| Disease duration, yrs | ||||
| 0–3 | 23 | 2 (9) | — | — |
| > 3–6 | 18 | 2 (11) | — | — |
| > 6 | 54 | 13 (24) | — | — |
↵† Coronary artery calcification defined as total calcium score > 0. SLE: systemic lupus erythematosus.