Table 4.
Logistic regression of the relationship of systemic lupus erythematosus with the presence of plaque on carotid ultrasound
| Explanatory variable | OR | 95% CI | p Value |
|---|---|---|---|
| Highest quartile leptin (yes, no) | 2.8 | 1.07 to 7.4 | 0.03 |
| Pro-inflammatory high-density lipoprotein (yes, no) | 12.8 | 3.5 to 47.1 | <0.001 |
| Age (years) | 1.1 | 1.07 to 1.2 | <0.001 |
| Hypertension (yes, no) | 3.0 | 1.1 to 7.7 | 0.01 |
| Current smoking (yes, no) | 7.7 | 1.4. to 44.0 | 0.03 |
| History of dyslipidaemia (yes, no) | 3.7 | 0.98 to 9.0 | 0.06 |
| Diabetes (yes, no) | 2.0 | 0.2 to 17.2 | NS |
| Body mass index (kg/m2) | 1.01 | 0.94 to 1.1 | NS |
| Previous documented cardiovascular disease (yes, no) | 0.54 | 0.2 to 2.6 | NS |
| Non-Caucasian ethnicity | 1.9 | 0.7 to 4.9 | NS |
| Lifetime prednisone >20 g (yes, no) | 2.4 | 0.7 to 8.0 | NS |
| Disease duration | 1.05 | 0.98 to 1.1 | NS |
| SDI | 0.8 | 0.5 to 1. 2 | NS |
hsCRP, high sensitivity C-reactive protein; SDI, Systemic Lupus International Collaborating Clinics/American College of Rheumatology Damage Index.