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Table 1 Characteristics of P. vivax -infected patients on inclusion

From: Efficacy of chloroquine for the treatment of Plasmodium vivax in the Saharan zone in Mauritania

Characteristics Nouakchott Atar
Number of enrolled patients 67 61
Mean age (±SD, range), yr 23.9 ± 16.5 (3–62) 30.9 ± 17.9 (2–80)
Age groups   
Under 5 years old, n (%) 5 (7.5) 2 (3.3)
5 – 18 years old, n (%) 25 (37.3) 17 (27.9)
>18 years old, n (%) 37 (55.2) 42 (68.9)
Sex ratio (M/F) 0.91 (32/35) 0.85 (28/33)
Mean weight (±SD, range), kg 49.2 ± 24.4 (9–98) 54.4 ± 21.1 (10–102)
Mean body temperature (±SD, range), °C 38.8 ± 1.2 (36.0–41.2) 39.0 ± 1.5 (36.0–41.6)
Proportion of patients with fever (≥37.5°C) (%) 92.5 70.5
Geometric mean parasitaemia (95% confidence interval; range), asexual parasites/μL 988 (834–1 170) 2 280 (1 850–2 810)
290–14 300 460–30 100
  1. The mean age and parasitaemia were significantly higher (P < 0.05) in Atar than in Nouakchott. There was no significant difference (P > 0.05) in the mean weight and body temperature of the two patient populations in Nouakchott and Atar.