Table 2

Efficacy of 2 repellents tested 3 to 6 hours after application during study B in Peru.

All mosquitoes Hours post application

Anopheles darlingi Hours post application

Treatment

3

4

5

6

Mean

95 % C.I.

3

4

5

6

Mean

95 % C.I.

20 % oil control

AM

44.44

62.11

38.44

40.11

46.28

27.97 – 46.58

31.11

54.78

34.11

35.44

38.86

20.05 – 37.64

WM

34.52

53.05

31.46

29.27

36.13^a

22.10

44.60

23.05

24.79

27.52^a

% P

-

-

-

-

-

-

-

-

-

-

PMD/LG Repellent

AM

1.33

1.78

1.67

4.78

2.39

0.73 – 2.10

1.11

1.56

1.44

3.89

2.00

0.63 – 01.80

WM

0.82

1.08

1.15

2.52

1.32^b

0.66

0.93

1.05

2.17

1.14^b

% P

97.01

97.13

95.66

88.08

94.84

96.43

97.15

95.78

89.02

94.85

20% DEET

AM

15.22

19.78

13.89

18.44

16.83

10.17 – 17.25

13.56

18.33

12.89

17.22

15.50

9.13 – 15.76

WM

10.59

16.12

11.68

15.28

13.28^c

9.59

14.96

10.59

13.59

12.02^c

% P

65.75

68.15

63.86

54.03

63.63

56.41

66.53

62.21

51.41

60.11

AM = arithmetic mean mosquito landings per person hour.

WM = William's mean mosquito landings per person hour. Means followed by different letters are significantly different.

% P = Percentage protection i.e. 100 - ((mosquito landings on treatment ÷ mosquito landings on control) × 100).

Moore et al. Malaria Journal 2007 6:101   doi:10.1186/1475-2875-6-101