Table 3 Multiple regression analysis for factors determining the presence of mosquito pupae

Season

Rainy season

1

Dry season

5.92

2.11–16.63

Habitat type

Rice paddies

1

Irrigation canals and drains

1.43

0.35–5.82

Dams, ponds and puddles

0.25

0.08–0.77

Edges of rivers and streams

0.24

0.05–1.17

Animal/human footprints

0.05

0–1.29

Others

0.22

0.01–4.77

General surroundings

High-density housing

1

Low-density housing

0.31

0.01–7.58

Green area

0.03

0–0.70

Distance from human houses

100–500 m

1

< 100 m

0.28

0.02–3.80

> 500 m

0.25

0.10–0.66

Sunlight

Sunny

1

Shaded

0.10

0.01–1.18