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Table 1 Characteristics of 126 patients with ankylosing spondylitis
| Men % (n) | 70.6 (89) |
| Age* (years) | 45.9 ± 11.5 |
| Symptom duration* (years) | 8.1 ± 7.4 |
| Disease duration* (years) | 14.7 ± 10.0 |
| Current medication % (n) | |
| None | 12.7 (16) |
| NSAIDs | 61.9 (78) |
| Biologicals | 4.0 (5) |
| Combination | 10.3 (13) |
| Other# | 4.0 (5) |
| HLA-B27+ % (n) | 77.8 (98) |
| ESR* (mm/hour) | 10.4 ± 18.4 |
| Extra-spinal symptoms % (n) | |
| psoriasis | 4.8 (6) |
| uveitis | 19.8 (25) |
| inflammatory bowel disease | 4.0 (5) |
| arthritis | 38.1 (48) |
| BASFI* (score 0-10) | 4.9 ± 2.3 |
| BASDAI* (score 0-10) | 5.2 ± 2.3 |
| BASMI* (score 0-10) | 4.1 ± 2.0 |
