| Age (years) | 59±8 vs. 44±12, p<0.001 | r 0.425, p<0.001 |
| C-reactive protein (mg/dl) | 1.19±1.95 vs. 0.4±0.67, p 0.01 | rho 0.309, p 0.002 |
| ESR (mm/h) | 36±41 vs. 15.5±16, p 0.007 | Rho 0.292, p 0.004 |
| Uric acid (mg/dl) | 6.1±1.6 vs. 5.1±1.4), p 0.021 | r 0.325, p 0.002 |
| Waist circumference (cm) | 105.9±7.3 vs. 92±13, p<0.001 | r 0.495, p<0.001 |
| Systolic blood pressure (mmHg) | 152.9±20.2 vs. 129.6±14.1, p<0.001 | r 0.477, p<0.001 |
| SCORE risk scoring system (%) | 5.5±13 vs. 1±1, p<0.001 | rho 0.467, p<0.001 |
| Negative HLA B27 | 29% vs. 9%, p 0.031 | |
| Hypertension | 41% vs. 14%, p 0.036 | |
| Metabolic syndrome | 39% vs. 9%, p 0.001 | |