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Table 1 Larva and pupa numbers by type of container and presence or absence of fish in water containers

From: “Where we put little fish in the water there are no mosquitoes:” a cross-sectional study on biological control of the Aedes aegypti vector in 90 coastal-region communities of Guerrero, Mexico

Container

With fish

Without fish

N

Larvae*

Pupae**

N

Larvae*

Pupae**

Water storage containers

2200

mean = 0.04

SD = 0.786

mean = 0.01

SD = 0.196

36,886

mean = 0.96

SD = 12.15

mean = 0.174

SD = 2.81

Garrafónes a

-

-

-

3293

mean = 0.027

SD = 0.739

mean = 0.002

SD = 0.067

Cacharros a

-

-

-

292

mean = 1.207

SD = 6.43

mean = 0.094

SD = 0.714

  1. * p = 0.0004, t-test comparing containers with and without fish
  2. ** p = 0.006, t-test comparing containers with and without fish
  3. a Garrafones are plastic water bottles of 5-20 l capacity and cacharros are waste materials with a shape allowing water to accumulate in them. Fish cannot be placed in either of these water containers.
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BMC Public Health

ISSN: 1471-2458

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