Table 1.
Clinical variables of patients.
| Variables | Patients (n = 46) |
|
|---|---|---|
| F | % | |
| Any gastrointestinal symptoms | 29 | 69.00 |
| Diarrhea | 9 | 21.40 |
| >2 depositions day | 17 | 41.40 |
| Hematochezia | 6 | 14.20 |
| Mucus in the stool | 5 | 11.90 |
| Abdominal pain | 18 | 42.80 |
| Abdominal distention | 19 | 45.20 |
| Any musculoskeletal symptoms | 46 | 100.00 |
| Inflammatory back pain | 29 | 63.00 |
| Arthritis | 27 | 58.60 |
| Enthesitis | 32 | 69.50 |
| Dactylitis | 9 | 19.50 |
| Other symptoms | ||
| Weight loss >5%/last month | 12 | 28.50 |
| Fatigue | 26 | 61.90 |
| Extra-articular symptoms | ||
| Uveitis | 7 | 15.20 |
| Psoriasis | 0 | 0.00 |
| Inflammatory bowel disease (IBD) | 0 | 0.00 |
| Symptoms time (months) | ||
| Mean ± SD | 33.8 ± 41.6 | |
| Median (min–max) | 18.5 (1–192) | |
| ≤12 months | 22 | 47.80 |
| >12 months | 24 | 52.10 |
| HLA-B27+ | 22 | 47.80 |
| HLA-B27− | 24 | 52.20 |
| Background | ||
| Family history | 2 | 4.30 |
| Previous infection (G/I G/U) | 20 | 43.40 |
| Smoking | 6 | 13.00 |
| BASDAI, mean ± SD | 5.3 ± 2.6 | |
| Inactive disease (<4) | 16 | 36.40 |
| Active disease (≥4) | 28 | 63.60 |
| ASDAS-CRP, mean ± SD | 2.7 ± 1.2 | |
| Inactive disease | 5 | 11.30 |
| Moderate disease activity | 9 | 20.40 |
| High disease activity | 20 | 45.40 |
| Very high disease activity | 10 | 22.70 |
| ASDAS-ESR, mean ± SD | 3.1 ± 1.1 | |
| Inactive disease | 0 | 0.00 |
| Moderate disease activity | 8 | 17.70 |
| High disease activity | 21 | 46.60 |
| Very high disease activity | 16 | 35.50 |
ASDAS, Ankylosing Spondylitis Disease Activity Score; BASDAI, Bath Ankylosing Spondylitis Disease Activity Index; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; F (%), frequency and percentage.