Table 1. Characteristics of ankylosing spondylitis and healthy control subjects.
| Variables | Ankylosing spondylitis | Healthy controls | p Value |
|---|---|---|---|
| n | 30 | 25 | |
| Age (y) | 33.41 ± 10.25 | 29.36 ± 8.64 | 0.165 |
| Sex (men/women) | 19/11 | 16/9 | – |
| Disease duration (y) | 9.17 ± 6.87 | – | – |
| Height (cm) | 158 ± 8.2 | 162 ± 7.3 | 0.33 |
| Body weight (kg) | 67.04 ± 11.28 | 66.31 ± 12.3 | 0.08 |
| BMI (kg/m2) | 23.45 ± 5.03 | 22.85 ± 3.42 | 0.54 |
| Systolic BP (mm Hg) | 118.2 ± 11.6 | 112.6 ± 10.4 | 0.64 |
| Diastolic BP (mm Hg) | 78.5 ± 10.1 | 76.4 ± 9.6 | 0.78 |
| HbA1c (%) | 5.7 ± 0.64 | 5.4 ± 0.60 | 0.11 |
| Fasting serum glucose (mg/dL) | 101.42 ± 13.4 | 96.1 ± 9.2 | 0.09 |
| BASDAI | 4.57 ± 1.91 | – | – |
| BASFI | 3.10 ± 2.49 | – | – |
| ESR (mm first h) | 24.64 ± 6.78 | 16.68 ± 4.54 | 0.001 |
| CRP (mg/dl) | 10.79 ± 7.96 | 3.93 ± 2.10 | 0.003 |
| Total cholesterol (mg/dL) | 178.2 ± 32.7 | 162.7 ± 29.2 | 0.364 |
| HDL cholesterol (mg/dL) | 45.38 ± 5.64 | 52.70 ± 10.2 | 0.096 |
| LDL cholesterol (mg/dL) | 96.47 ± 28.6 | 87.22 ± 24.5 | 0.423 |
| Serum creatinine (μmol/L) | 0.91 ± 13 | 0.86 ± 10 | 0.527 |
Abbreviations: BASDAI, Bath Ankylosing Spondylitis Disease Activity Index; BASFI, Bath Ankylosing Spondylitis Functional Index; BMI, body mass index; BP, blood pressure; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; HDL, high-density lipoprotein; LDL, low-density lipoprotein.
Note: Values are mean ± SD. Values in bold indicate, p-value < 0.05.