Table 1. Patients’ admission characteristics.

Treatment regimen	Chloroquine alone	Chloroquine + 5 days primaquine	Chloroquine + 14 days primaquine
Number of patients enrolled	50	59	42
Male: female	47∶3	55∶4	37∶5
Mean (SD) age (years)	29 (10)	29 (11)	31 (12)
Median (range) No of previous malaria episodes	2 (0–6)	2 (0–11)	2 (0–9)
Mean (SD) duration of fever (days)	4 (4)	4 (4)	5 (9)
Temperature (°C)	37.5 (0.6)	37.7 (0.7)	37.6 (0.7)
Haematocrit (%)	38 (5)	38 (4)	39 (5)
G6PD deficiency	2	–	–
Hepatomegaly (%)	5 (10%)	3 (5%)	2 (5%)
Splenomegaly (%)	9 (18%)	5 (8%)	3 (7%)
Geometric mean (range) Parasite count (/uL)	4,320(80–25,680)	5,400(320–21,680)	3,280(40–19,040)
Mean (range) parasite clearance time (days)	3.0 (2–4)	3.2 (2–4)	3.1 (2–4)
Mean (range) fever clearance time (days)	2.5 (2–3)	2.6 (2–3)	2.5 (2–3)