Statistical analysis of subclinical atherosclerosis in both the SLE and control groups
| Variable | Control group (n=73) | SLE group (n=73) | P value |
| Pathological ABI | 3 (5.8) | 5 (6.8) | >0.999 |
| Carotid plaque | 4 (6.9), n=58 | 15 (20.5), n=73 | 0.028 |
Data are expressed as n (%). Data highlighted in bold indicate p<0.05.
ABI, ankle–brachial index.