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Table 10 Plasmodic index (PI) and 95% confidence interval (CI), per commune

From: Entomological and parasitological impacts of indoor residual spraying with DDT, alphacypermethrin and deltamethrin in the western foothill area of Madagascar

Commune

Ankadinondry-Sakay

Mahasolo

Maroharona

Month

No.

PI%

CI 95%

No.

PI%

CI 95%

No.

PI%

CI 95%

Nov 02

227

7.5

4-12

230

16.5

12-22

223

24.2

19-30

Feb 03

202

19.3

14-25

215

14.4

10-20

212

25.0

19-31

May 03

201

19.9

15-26

ND

ND

ND

215

57.7

51-64

Sep 03

206

18.4

13-24

ND

ND

ND

205

54.6

48-62

Nov 03

209

4.8

2-9

202

10.4

7-15

204

31.8

26-39

Mar 04

202

11.9

8-17

202

11.4

7-17

203

38.9

32-46

May 04

202

7.4

4-12

202

8.4

5-13

202

38.2

32-46

Sep 04

200

5.0

2-9

204

2.0

1-5

204

27.0

21-34

Feb 05

202

4.0

2-8

200

2.5

1-6

200

35.0

28-42

Overall

1851

10.9

9.5-12.3

1455

9.5

10.0-11.0

1868

36.9

34.7-39.1

  1. ND = Not done.