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Table 1 Demographical and clinical findings of patients with familial Mediterranean fever (FMF)

From: Sacroiliitis in children and adolescents with familial Mediterranean fever

Findings Number of patients
Female/Male 25/38
The mean age of patients, years 15.1 ± 4.1
The mean age at symptom onset, years 7.2 ± 5.05
The mean age at diagnosis, years 9.7 ± 4.6
The mean duration of disease, years 7.4 ± 5.3
The frequency of consanguineous marriage, n (%) 24 (38.1)
The history of FMF in family 22 (34.9)
The history of FMF in siblings 10 (15.9)
Recurrent fever, n (%) 35 (55.6)
Abdominal pain, n (%) 38 (60.3)
Chest pain, n (%) 15 (23.8)
Exertional leg pain, n (%) 22 (34.9)
Erysipelas-like erythema (ELE), n (%) 19 (30.2)