Table 4 Distribution of house infestation with Triatoma infestans according to variables associated with settlement and contact with rural areas in peri-urban and urban settings

Duration of residence (years)

375

167

 < 5

1.0

1.0

 5–15

9.4

1.2–76.3*

1.1

0.4–2.7

 > 15

14.3

1.8–112.2*

0.6

0.3–1.5

Former place of residence

325

117

 Rural

1.0

1.0

 Peri-urban

–

–

1.4

0.4–4.8

 Urban

0.4

0.2–0.9*

0.8

0.3–2.3

 Other

0.6

0.2–2.2

0.5

0.1–5.1

T. infestans in former residence

307

98

 No

1.0

1.0

–

Yes

1.2

0.6–2.3

1.2

0.5–3.0

Contact with rural areas

343

123

 No

1.0

1.0

 Yes

1.0

0.5–1.8

0.7

0.3–1.8