Table 2. Characteristics of 959 patients who experienced relapse after treatment 
with melarsoprol, Equateur Nord Province, 2001–2003.

Characteristic	No. (%)
Sex
M	433 (45.2)
F	526 (54.8)
Age
>1–11mo	1 (0.1)
12–59 mo	13 (1.4)
5–59 y	936 (97.6)
>60 y	9 (0.9)
Stage of disease
First	46 (4.8)
Second	782 (81.5)
Unknown	131 (13.7)
Parasites found	259 (27.0)