Table 2.
Effects of IRS, LLINs, unadjusted, and adjusted for each other on malaria infection in Príncipe for the year 2009
| Intervention | Malaria cases | Total cases | OR | 95% CI | P value | Adjusted OR | 95% CI | P value | |
|---|---|---|---|---|---|---|---|---|---|
| IRS | No | 12 | 501 | 1 | |||||
| Yes | 40 | 5108 | 0.322 | 0.168-0.617 | 0.001 | 0.286* | 0.120-0.679 | 0.005 | |
| LLINs | No | 28 | 3084 | 1 | |||||
| Yes | 24 | 2525 | 1.047 | 0.606-1.811 | 0.869 | 0.852** | 0.267-2.722 | 0.787 | |
| IRS + LLINs | 1.301 | 0.348-4.858 | 0.696 | ||||||
RS: indoor residual spraying; LLINs: long lasting insecticide-treated nets; OR: odds ratio; IC: confidence interval.
*Adjusted for effect of LLINs.
**Adjusted for effect of IRS.