Table 3 Factors associated with the presence of day-2 parasitaemia after treatment with mefloquine and artesunate 12 mg/kg*

Region

East

77

315

2.47

(1.77, 3.45)

4.10

(2.75, 6.12)

West

84

849

1.^†

1.

Year

1997

2

86

1.10^‡

(1.03, 1.19)

1.27

(1.17, 1.38)

1998

0

37

2002

15

130

2003

31

162

2004

17

90

2005

51

230

2006

17

300

2007

28

129

Age

≤18

22

213

1.

1.

19-29

81

585

1.34

(0.82, 2.20)

1.33

(0.80, 2.20)

≥30

49

314

1.51

(0.89, 2.57)

1.29

(0.73, 2.28)

Parasitaemia

<10000

56

608

1.

1.

(parasites/μl)

10000-50000

83

466

1.93

(1.34, 2.77)

2.02

(1.39, 2.93)

>50000

22

90

2.65

(1.54, 4.56)

2.70

(1.53, 4.74)