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Table 1 Prevalence of Pfdhfr triple and Pfdhps double mutants in Tanzania

From: High levels of sulphadoxine-pyrimethamine resistance Pfdhfr-Pfdhps quintuple mutations: a cross sectional survey of six regions in Tanzania

 

Pfdhfr n (%)

Pfdhps n (%)

Regions

IRN

IRS

ICN

NRN

NCN

NCS

Total

GE

GK

AE

AK

Total

Coastal

81 (84.4)

5 (5.2)

0 (0)

3 (3.1)

7 (7.3)

0 (0)

96

59 (61.5)

13 (13.5)

15 (15.6)

9 (9.4)

96

Tanga

112 (96.6)

0 (0)

2 (1.7)

2 (1.7)

0 (0)

0 (0)

116

107 (92.2)

9 (7.8)

0 (0)

0 (0)

116

Mtwara

59 (92.2)

2 (3.1)

0 (0)

3 (4.7)

0 (0)

0 (0)

64

28 (43.8)

8 (12.5)

12 (18.8)

16 (25.0)

64

Mbeya

127 (96.2)

3 (2.3)

2 (1.5)

0 (0)

0 (0)

0 (0)

132

128 (97.0)

1 (0.8)

3 (2.3)

0 (0)

132

Mwanza

126 (96.2

2 (1.5)

2 (1.5)

0 (0)

0 (0)

1 (0.8)

131

122 (93.1)

0 (0)

5 (3.8)

4 (3.1)

131

Kagera

158 (94.0)

6 (3.6)

4 (2.4)

0 (0)

0 (0)

0 (0)

168

148 (88.1)

1 (0.6)

12 (7.1)

7 (4.2)

168

Total

663 (93.8)

18 (2.5)

10 (1.4)

8 (1.1)

7 (1.0)

1 (0.1)

707 (100)

592 (83.7)

32 (4.5

47 (6.6)

36 (5.1)

707 (100)