Table 1 Characteristics of the rheumatoid arthritis patients
From: Frequency of inflammatory back pain and sacroiliitis in Egyptian patients with rheumatoid arthritis
Parameter Mean ± SD (range) or n (%) | RA patients (n = 100) |
|---|---|
Age (years) | 41.4 ± 11.9 (18–72) |
Sex F:M | 83/17 4.9:1 |
DD (years) | 6 ± 5.3 (0.25–20) |
Age at onset (years) | 35.4 ± 11.2 (17–70) |
DAS 28 | 4.4 ± 1.1 (1.1–6.3) |
HAQ-DI | 1.2 ± 0.6 (0–3) |
ESR (mm/1st h) | 44.1 ± 27.8 (5–120) |
RF +ve | 56 (56) |
X-ray hand/wrist erosions | 78 (78) |