Table 1.
Relative frequency (%) and OR of parameters related to domicile and peridomicile conditions that were used to form the PCI
| Conditions of the household and peridomicile area | Severe cases (n=88) | Controls (n=367) | OR | 95% CI | p |
|---|---|---|---|---|---|
| Conditions of household | |||||
| • Visibly well maintained | 47.7 | 41.4 | 1+ | – | – |
| • Reasonably well maintained | 29.5 | 34.2 | 0.70 | [0.37–1.33] | 0.28 |
| • Poorly maintained | 22.7 | 24.4 | 0.70 | [0.35–1.40] | 0.32 |
| • Missing | 1.3 | 0 | – | – | – |
| Conditions of peridomicile area | |||||
| • Visibly well maintained | 39.2 | 29.0 | 1+ | – | – |
| • Reasonably well maintained | 20.3 | 24.9 | 0.51 | [0.22–1.19] | 0.12 |
| • Poorly maintained | 40.5 | 46.1 | 0.51 | [0.24–1.06] | 0.07** |
| • There is none | 0 | 0 | – | – | – |
| Degree of shading in peridomicile area | |||||
| • Little or no shade | 18.9 | 31.5 | 1+ | – | – |
| • Some shade | 48.6 | 36.7 | 2.81 | [1.31–6.02] | 0.00* |
| • Plenty of shade | 32.4 | 31.8 | 1.93 | [0.86–4.29] | 0.10 |
| • There is none | – | – | – | – | – |
| PCI | |||||
| • ≤3 | 20.6 | 18.4 | 1+ | – | – |
| • >3 and ≤6 | 45.9 | 46.2 | 0.83 | [0.37–1.86] | 0.66 |
| • >6 and ≤9 | 33.3 | 35.4 | 0.79 | [0.34–1.84] | 0.59 |
Rio de Janeiro (RJ), Brazil (2009). 95% CI=confidence interval of 95%; PCI=Premise Condition Index; OR=odds ratio.
+
Reference category.
*
p-value statistically significant.
**
Borderline p-value.