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Table 6 Container characteristics associated a with the number of pupae per container identified as risk factors for dengue vector breeding during wet and dry season in private and public premises (outdoor and indoor)

From: Ecological, biological and social dimensions of dengue vector breeding in five urban settings of Latin America: a multi-country study

 

Dry season

Wet season

Container

IRRb

95% CI

P-value

IRRb

95% CI

P-value

Not under shrubbery

Reference

  

Reference

  

Fully or partially under shrubbery

0.81

0.43-1.50

0.497

0.96

0.61- 1.49

0.862

Used during past 7 days

Reference

  

Reference

  

Not used during past 7 days

3.48

1.71-7.05

0.001

2.44

1.60- 3.72

<0.001

Fully covered

Reference

  

Reference

  

Partially covered

0.90

0.39-2.05

0.807

6.22

2.98- 12.96

<0.001

Not covered

15.10

7.70- 29.58

<0.001

9.88

5.67- 17.19

<0.001

Localization indoor

Reference

  

Reference

  

Outdoor

3.87

2.03-7.36

<0.001

1.39

0.94- 2.04

0.092

Faucet water

Reference

  

Reference

  

Rain water

3.42

1.14- 10.26

0.028

1.28

0.79- 2.06

0.315

Filled with rain water and tap water

5.20

2.21- 12.21

<0.001

1.24

0.62- 2.50

0.538

  1. aResults of negative binomial regression with clustering at the study cluster level.
  2. bIncidence rate ratio. Example: the expected pupal count for containers not used in the past 7 days is 3.48 times higher than that for containers used in the past 7 days.