Table 5.
Comparisons of clinical features of patients with or without accompanying rheumatic diseases
| FMF | |||
|---|---|---|---|
| Rheumatic diseases (+) | Rheumatic diseases (–) | ||
| n = 26 | n = 166 | p | |
| Male/female | 4/22 | 79/87 | 0.002 |
| Age at onset (years), mean ± SD | 39.3 ± 15.8 | 29.0 ± 16.8 | 0.006 |
| Fever | 24 (92.3 %) | 160 (96.4 %) | 0.296 |
| Frequencies of febrile attack (per month), mean ± SD | 1.01 ± 0.59 | 1.06 ± 0.96 | 0.523 |
| Duration of fever attack (days), mean ± SD | 3.0 ± 2.2 | 3.8 ± 4.1 | 0.359 |
| Abdominal pain | 3 (11.5 %) | 74 (44.6 %) | 0.001 |
| Thoracic pain | 4 (15.4 %) | 47 (28.3 %) | 0.165 |
| Arthritis | 21 (80.8 %) | 87 (52.4 %) | 0.007 |
| Erysipelas-like erythema | 3 (11.5 %) | 31 (18.7 %) | 0.281 |
| AA amyloidosis | 0 | 7 (4.2 %) | 0.355 |
| Family history of periodic fever | 1 (3.8 %) | 38 (22.9 %) | 0.025 |
Values are shown as n (%) unless otherwise indicated. AA amyloid A, FMF familial Mediterranean fever