Table 1.
Malaria incidence rate ratio (IRR) of P. falciparum among in five sub-villages of Kolla-Shara village in southwestern Ethiopia, July to December 2016.
| Sub-village | P. falciparum cases (n = 27) | Person years of contribution (n = 277.4) | Malaria incidence per person-year | IRR (95% CI) | P-value |
|---|---|---|---|---|---|
| Abullo | 16 (59.3%) | 55.1 | 0.29 | 16.0 (3.6–71.2) | 0.0001 |
| Erze | 10 (37.0%) | 60.4 | 0.17 | 9.1 (1.7–49.4) | 0.005 |
| Enmbaa | 1 (3.7%) | 55.0 | 0.02 | 1 | – |
| Muja | 0 | 55.1 | 0.0 | 0 | – |
| Kurishata | 0 | 51.8 | 0.0 | 0 | – |
a
Reference sub-village; CI = Confidence interval; IRR = incidence rate ratio.