From: Frequency of inflammatory back pain and sacroiliitis in Egyptian patients with rheumatoid arthritis
Parameter Mean ± SD (range) or n (%) | RA patients (n = 21) |
---|---|
Age (years) | 37.09 ± 11.78 (21–62) |
Sex F:M | 15/6 2.5:1 |
RF +ve | 10 (47.61) |
X-ray hand/wrist erosions | 14 (66.7) |
IBP | 20 (95.2) |
Clinical enthesitis | 19 (90.5) |
Clinical SI | 13 (62.9) |
Radiographic SI | 18 (85.7) |
X-ray lumbar changes* | 19 (90.5) |