Clinical characteristics and main laboratory findings of 63 patients during acute salmonella arthritis
| History of arthritis before salmonella | Total (n=63) | ||||
|---|---|---|---|---|---|
| Yes (n=9) | No (n=54) | ||||
| Inflamed joints, number, median (range) | 4 (1–7) | 4 (0–15) | 4 (0–15) | ||
| Low back pain (%) | 56 | 43 | 44 | ||
| Arthritis of chest wall (%) | 22 | 2 | 6 | ||
| Heel pain (%) | 11 | 2 | 3 | ||
| Entesopathy (%) | 22 | 4 | 6 | ||
| Extra-articular symptoms (%) | 44 | 26 | 29 | ||
| Urethritis | 44 | 24 | 27 | ||
| Eye inflammation | 11 | 13 | 13 | ||
| Balanitis | 0 | 3 | 31-150 | ||
| Perimyocarditis | 0 | 2 | 2 | ||
| ESR, mm 1st h (mean, range) | 82 (12–135) | 73 (3–140) | 74 (3–140) | ||
| Hgb, g/l (mean, range) | 124 (101–156) | 128 (80–158) | 128 (80–158) | ||
| WBC, 109/l (mean, range) | 10.3 (7.1–13.4) | 9.1 (3.9–17.5) | 9.3 (3.9–17.5) | ||
| RF positive (%) | 0 | 2 | 2† | ||
| HLA-B27 positive (%) | 100 | 86 | 88‡ | ||
↵1-150 Of male patients, † Of 55 patients, ‡ Of 49 patients.
ESR, erythrocyte sedimentation rate; Hgb, haemoglobin; WBC, white blood cell count; RF, rheumatoid factor.