Table 1 Characteristics of the patients enrolled in Anjoma Ramartina, Tsaratanana and Antanimbary

Population size

85

102

79

Age, years (mean ± SD)

14.2 (10.4)

15.4 (12.8)

6.2 (3.9)

 < 0.001*

  < 5 years

15

18

32

 < 0.001**

 5–15 years

39

45

47

  > 15 years

31

39

–

Gender ratio (male/female)

37/48

41/61

48/31

0.01**

Axillary temperature, °C (mean ± SD)

–

38.2 (1.4)

38.4 (1.0)

NS*

Geometric mean parasitaemia/μL

7,297

16,740

26,282

0.003*