Table 1. Comparison of AS clinical, biological and radiological features between male and female patients
| Male | Female | p | |
|---|---|---|---|
| Age of onset | 24 | 29 | 0.024 |
| Onset of the disease <16 years | 16.9% | 3.4% | 0.046 |
| Hip arthritis | 59% | 62% | 0.08 |
| Arthritis pain VAS | 26 | 24 | 0.398 |
| Morning stiffness of arthritis | 11 | 20 | 0.377 |
| Spine global pain VAS | 56 | 44 | 0.891 |
| Spine night pain VAS | 43 | 53 | 0.715 |
| Spine morning stiffness | 35 | 50 | 0.650 |
| BASDAI | 49 | 53 | 0.758 |
| BASFI | 48 | 51 | 0.709 |
| BASG-S | 57 | 68 | 0.195 |
| BASMI | 4.6 | 4.8 | 0.369 |
| MASES | 1.4 | 1.8 | 0.755 |
| ASQoL | 10.1 | 10.7 | O.791 |
| ESR | 38 | 56 | 0.143 |
| CRP | 24 | 15 | 0.112 |
| B27 gene | 66% | 45% | 0.049 |
| BASRI | 9.8 | 10.1 | 0.453 |
| mSASSS | 17 | 21 | 0.358 |