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Table 3 Physical condition of IconMaxx and CTN by survey round holes by distribution

From: Effectiveness of a long-lasting insecticide treatment kit (ICON® Maxx) for polyester nets over three years of household use: a WHO phase III trial in Tanzania

Survey (month)

ICON® MAXX LLIN

lambda-cyhalothrin CTN

No. of nets

% nets w/at least 1 hole

% holes by distributiona

Mean no. of open seams

% nets with any repairs

No. of nets

% nets w/at least 1 hole

% holes by distributiona

Mean no. of open seams

% nets with any repairs

Lower

Upper

Roof

 

Lower

Upper

Roof

Cross section survey

 0

30

0

0

0

0

0

0

30

0

0

0

0

0

0

 6

30

52

82

12

6

0.3

20

30

56

81

14

5

0.6

0

 12

30

74

89

3

8

0.6

30

30

72

90

9

1

0.5

0

 24

30

84

67

22

11

1.2

13

-

-

-

-

-

-

 36

50

82

74

11

15

0.9

32

-

-

-

-

-

-

-

Cohort survey

 0

264

0

0

0

0

0

0

266

0

0

0

0

0

0

 12

98

48

86

5

9

0.3

6.7

113

42

84

11

5

0.3

2.6

 24

46

67

77

12

1

0.6

5

-

-

-

-

-

-

-

 36

40

85

67

21

12

1.4

20

-

-

-

-

-

-

-

  1. aLocation of holes: lower, lower half of side panels; upper, upper half of side panels; roof, top panel