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Table 1 Parameters associated with Anopheles gambiae s.l. density in Idete and Namwawala villages

From: A need for better housing to further reduce indoor malaria transmission in areas with high bed net coverage

An.gambiae

Idete (N = 70)

Namwawala (N = 72)

Factor

N

Estimate

P value

Estimate

N

P value

Number Of Rooms

      

  aOne

37

2.31

0.0000

2.89

57

0.0000

  More than One

33

-0.24

0.0035

-0.76

15

<0.0001

Number Of Doors

      

  aOne

30

2.45

0.0000

2.93

51

0.0000

  More than One

40

-0.47

<0.0001

-0.64

21

<0.0001

Number Of Windows

      

  aUp to 3

26

2.50

0.0000

2.85

53

0.0000

  More than 3

44

-0.51

<0.0001

-0.29

19

<0.0001

Netting Over Window

      

  aAbsent

50

2.35

0.0000

2.85

60

0.0000

  Present but damaged

16

-0.59

0.0004

-1.65

9

<0.0001

  Intact

4

-085

<0.0001

-0.35

3

0.0005

House Status

      

  aSmall

12

2.76

0.0000

2.88

34

0.0000

  Large

58

-0.71

<0.0001

-0.19

28

0.0008

Wall Type

      

  aMud

52

2.65

0.0000

2.88

32

0.0000

  Cement

18

-0.66

<0.0001

-0.28

40

<0.0001

Roof Type

      

  aGrass

46

2.58

0.0000

2.94

19

0.0000

  Metal

24

-0.65

<0.0001

-0.81

53

<0.0001

Eave Status

      

  aAbsent

46

1.50

0.0000

1.06

62

0.0000

  Present

24

0.94

<0.0001

1.84

10

<0.0001

Eave Size

      

  aSmall

26

1.80

0.0000

2.89

22

0.0000

  Medium

14

0.67

<0.0001

-0.05

27

0.4452

  Large

30

0.36

0.0028

-6.24

23

<0.0001

Number of Occupants

      

  aUp to 3

15

1.76

0.0000

2.35

34

0.0000

  More than 3

55

0.54

<0.0001

0.70

38

<0.0001

Bed-net Status

      

  aUntreated

47

2.33

0.0000

2.58

6

0.0000

  Treated

23

-0.45

<0.0001

0.22

66

0.0588

  1. a reference category, N = number of observations.
  2. Note: Model estimate (ME) value for a factor indicates by how much a factor increases or decreases the indoor mean catches when compared to a reference category.