Table 1.

Demographic and clinical features of patients with diagnosis of MSF.

Number of Patients	2785
Adults (>18y)	192
Children	1204
Age not reported	1389
Mean age	12.3 years
Mean age of adults	47.7 years
Mean age of children	5.9 years
Male	856
Female	540
Male/Female ratio	1.6
Sex not reported	1399
Symptoms
Fever	96.1%
Rash	95.8%
Tache noire	70.0%
Arthromyalgia	31.6%
Lymphadenopathy	39.4%
Headache	22.3%