Table 2 Simple and multiple analyses (binomial response) of dengue fever cases and controls, Campinas, SP, 2007
From: Spatial distribution of the risk of dengue fever in southeast Brazil, 2006-2007
Variable | Crude ORa | 95% CI | Adjusted ORa | 95% CI |
|---|---|---|---|---|
Age (years) | 0.98 | 0.97, 0.99 | 0.99 | 0.98, 1.00 |
Sex | ||||
Male | 1.01 | 0.80, 1.26 | ||
Female | - | |||
Education level, head of household (years of study) | 0.94 | 0.91, 0.96 | ||
Stays home during the day | ||||
Yes | 0.58 | 0.46, 0.73 | 0.45 | 0.34, 0.60 |
No | - | - | ||
Has had dengue fever | ||||
Yes | 0.94 | 0.47, 1.89 | ||
No | - | |||
Water supply | ||||
Centralized | - | |||
Well, Truck or "Improvised" | 4.41 | 2.34, 8.33 | ||
Water shortage | ||||
Yes | 1.11 | 0.69, 1.79 | ||
No | - | |||
Water storage | ||||
Yes | 4.44 | 2.80, 7.03 | 2.48 | 1.41, 4.35 |
No | - | - | ||
Garbage around the house | ||||
Yes | 2.70 | 2.07, 3.54 | ||
No | - | |||
Garbage collection (times per week) | ||||
≤ 2 | 5.68 | 3.82, 8.43 | 2.64 | 1.56, 4.47 |
> 2 | - | - | ||
Flood | ||||
Yes | 4.83 | 3.43, 6.76 | ||
No | - | |||
Mosquito bites during the day | ||||
Yes | 1.52 | 1.21, 1.93 | 1.82 | 1.36, 2.44 |
No | - | - | ||
Basic sanitation | ||||
Centralized | - | - | ||
Cesspool | 2.02 | 1.48, 2.76 | 1.19 | 0.80, 1.79 |
Open air | 7.28 | 4.89, 10.8 | 2.94 | 1.77, 4.87 |
Presence of breeding sites | ||||
Yes | 2.73 | 2.17, 3.44 | ||
No | - | |||
Number of breeding sites | ||||
0 | - | - | ||
1 to 10 | 2.78 | 2.10, 3.68 | 1.83 | 1.31, 2.54 |
>10 | 2.68 | 2.03, 3.55 | 1.60 | 1.12, 2.27 |
Presence of Larvae | ||||
Yes | 1.08 | 0.42, 2.76 | ||
No | - | |||
Assessment of Larvae Density b | 2.62 | 2.25, 3.04 | 2.30 | 1.96, 2.70 |