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Table 4 Effect of different spatial repellent coverage scenarios on proportion of fed mosquitoes feeding on humans of main malaria vectors

From: A crossover study to evaluate the diversion of malaria vectors in a community with incomplete coverage of spatial repellents in the Kilombero Valley, Tanzania

 

HBI

OR

95 % CI-OR

P-value

Anopheles arabiensis

 No coverage

0.20 (46/233)

1

–

–

 Complete coverage

0.26 (50/191)

1.21

0.76–1.91

0.43

 Incomplete coverage: repellent users

0.23 (78/335)

1.15

0.76–1.75

0.50

 Incomplete coverage: repellent non-users

0.30 (40/115)

1.71

1.04–2.83

0.03

Anopheles funestus

 No coverage

0.71 (65/91)

1

–

–

 Complete coverage

0.66 (123/186)

0.93

0.63–1.37

0.70

 Incomplete coverage: repellent users

0.70 (168/240)

0.98

0.67–1.43

0.92

 Incomplete coverage: repellent non-users

0.71 (80/112)

1.00

0.65–1.53

1.00

Culex spp.

 No coverage

0.30 (35/118)

1

–

–

 Complete coverage

0.50 (84/168)

1.26

0.77–2.06

0.36

 Incomplete coverage: repellent users

0.47 (242/519)

1.22

0.79–1.89

0.37

 Incomplete coverage: repellent non-users

0.50 (89/178)

1.58

0.96–2.62

0.07

  1. Abbreviations: HBI, human blood index; OR, odds ratio; 95 % CI-OR- 95 % confidence interval of OR and p-value