From: Articular manifestations in Egyptian children with familial Mediterranean fever
Group 1 (n = 41) | Group 2 (n = 159) | P value | ||
---|---|---|---|---|
Gendera | F | 18 (43.9%) | 86 (54.1%) | 0.244 |
M | 23 (56.1%) | 73 (45.9%) | ||
Consanguinitya | 14 (34.1%) | 54 (34.0%) | 0.982 | |
Age at time of study (years)c | Mean ± SD | 10.95 ± 3.11 | 9.73 ± 3.53 | 0.023 |
Age at onset of FMF (years)c | Mean ± SD | 3.48 ± 2.27 | 4.69 ± 2.95 | 0.031 |
Age at diagnosis(years)c | Mean ± SD | 5.46 ± 2.65 | 6.45 ± 3.15 | 0.113 |
Disease duration(years)c | Mean ± SD | 7.48 ± 2.88 | 5.04 ± 3.08 | < 0.001 |
Family history of FMFa | 15 (36.6%) | 61 (38.4%) | 0.834 | |
Family history of other autoimmune diseaseb | 4 (9.8%) | 22 (13.8%) | 0.488 | |
Type of autoimmune disease in the family historyb | SLE | 0 (0.0%) | 6 (27.3%) | 0.788 |
Rheumatoid arthritis | 1 (25.0%) | 5 (22.7%) | ||
Rheumatic fever | 3 (75.0%) | 8 (36.4%) | ||
Type 1 DM | 0 (0.0%) | 3 (13.6%) |