Table 2. Correlation between carotid intima-media thickness and laboratory measurements among studied groups.
| Carotid intima-media thickness (mm) | ||||
| Patients (n=40) | Controls (n=40) | |||
| *r | p | *r | p | |
| Disease duration (year) | 0.74** | <0.001 | - | - |
| Total cholesterol level (mg/dL) | 0.25 | 0.11 | 0.92 | <0.001 |
| Triglycerides (mg/dL) | 0.57 | <0.001 | 0.94 | <0.001 |
| High-density lipoproteins (mg/dL) | -0.52 | <0.001 | - 0.93 | <0.001 |
| Low-density lipoproteins (mg/dL) | 0.49 | 0.002 | 0.91 | <0.001 |
| Vitamin D (ng/mL) | -0.38 | 0.01 | ||
| BASDAI | 0.65 | <0.001 | - | - |
| BASFI | 0.60 | <0.001 | - | - |
| BASMI | 0.49 | 0.002 | - | - |
| Visual analog scale | 0.64 | <0.001 | - | - |
| * Pearson correlation coefficient; ** Spearman correlation coefficient; BASDAI: Bath ankylosing spondylitis disease activity index; BASFI: Bath ankylosing spondylitis functional index; BASMI: Bath ankylosing spondylitis metrology index. | ||||