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Table 2 Individual dhfr and dhps mutations by treatment and treatment outcome

From: Extended high efficacy of the combination sulphadoxine-pyrimethamine with artesunate in children with uncomplicated falciparum malaria on the Benin coast, West Africa

 

Total

SP

SP

Total

SP-AS

SP-AS

Total

 

Treatment success

Treatment failure

 

Treatment success

Treatment failure

 

N = 38#

N = 24#

N = 14

N = 27*

N = 23*

N = 4

N = 65#*

dhfr

n (%)

n (%)

n (%)

n (%)

n (%)

n (%)

n (%)

Arg-59

Wild

1 (2.8)

1 (4.5)

0 (0)

3 (11.5)

2 (9.1)

1 (25)

4 (6.5)

Mutant

25 (69.4)

16 (72.7)

9 (64.3)

18 (69.2)

15 (68.2)

3 (75)

43 (69.4)

Mixed

10 (27.8)

5 (22.7)

5 (35.7)

5 (19.2)

5 (22.7)

0 (0)

15 (24.2)

dhps

Gly-437

Wild

4 (11.1)

2 (9.1)

2 (14.3)

1 (3.8)

1(4.5)

0 (0)

5 (8.1)

Mutant

30 (83.3)

19 (86.4)

11 (78.6)

24 (92.3)

20 (90.9)

4 (100)

54 (87.1)

Mixed

2 (5.6)

1 (4.5)

1 (7.1)

1 (3.8)

1(4.5)

0 (0)

3 (4.8)

Glu-540

Wild

33 (91.7)

21 (95.5)

12 (85.7)

26 (100)

22 (100)

4 (100)

59 (95.2)

Mutant

3 (8.3)

1 (4.5)

2 (14.3)

0 (0)

0 (0)

0 (0)

3 (4.8)

Mixed

0 (0)

0 (0)

0 (0)

0 (0)

0 (0)

0 (0)

0 (0)

  1. # 1 not amplified and 1 not interpretable; *1 not amplified