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Table 2 Summary of hole passage per encounter experiment outcomes by hole dimension for rectangular holes in the net sides and roof and circular and triangular holes in the net side

From: How many holes is too many? A prototype tool for estimating mosquito entry risk into damaged bed nets

Width (mm)

Length (mm)

# encounters

# passages

Prop’n passages

Sides, rectangular

 6

8

76

0

0.00

10

53

0

0.00

25

131

2

0.02

210

100

2

0.02

 11

11

112

10

0.09

 15

15

26

6

0.23

85

120

41

0.34

120

53

20

0.38

210

24

8

0.33

 17

19

43

12

0.28

 20

32

87

34

0.43

40

71

34

0.48

113

56

28

0.50

 35

84

102

56

0.55

152

81

49

0.60

210

77

49

0.64

 60

82

70

45

0.64

120

69

50

0.72

210

13

8

0.62

Roof, rectangular

 4

6

68

0

0.00

 6

6

147

0

0.00

8

314

9

0.03

13

165

7

0.04

21

90

9

0.10

25

170

17

0.10

40

53

5

0.09

60

56

4

0.07

77

140

9

0.06

148

63

4

0.06

 8

13

234

21

0.09

38

30

2

0.07

60

45

9

0.20

 11

13

202

35

0.17

38

31

4

0.13

59

83

38

0.46

80

46

16

0.35

 13

17

136

62

0.46

40

72

27

0.38

160

118

45

0.38

 15

17

117

29

0.25

40

63

18

0.29

60

69

32

0.46

76

55

22

0.40

160

52

23

0.44

 21

22

103

48

0.47

40

77

36

0.47

60

66

29

0.44

77

61

33

0.54

160

95

39

0.41

 30

30

70

49

0.70

60

94

51

0.54

80

37

26

0.70

Base (mm)

Av. width (mm)

# encounters

# passages

Prop’n passages

Side, triangular, 210 mm

 25

15

68

19

0.28

 36

21

42

17

0.41

 80

42

90

49

0.54

Diameter (mm)

Length (mm)

# encounters

# passages

Prop’n passages

Side, round

 8

NA

43

2

0.04

35

NA

120

61

0.51

40

NA

153

90

0.59

70

NA

43

31

0.72