Table 4.
Spatial clusters (foci) of An. farauti densities within Jack Harbour, New Mala and Haleta villages as well as An. hinesorum in Kinamara village and An. lungae in Saeragi village
| Village | Maximum distance (m) | Percent of locations (n/N) | Observed percent of mosquitoes (n/N) | Expected no. of mosquitoes | Relative risk (Obs/Exp) | P-value |
|---|---|---|---|---|---|---|
| An. farauti (s.s.) | ||||||
| Jack Harbour | 538 | 70 (7/10) | 92 (9043/9870) | 6909 | 1.31 | 0.001 |
| New Mala | 368 | 50 (5/10) | 67 (337/500) | 250 | 1.35 | 0.001 |
| Haleta | 170 | 40 (4/10) | 47 (10,440/ 22,183) | 8873 | 1.17 | 0.001 |
| An. hinesorum | ||||||
| Kinamara | 126 | 40 (4/10) | 67 (98/147) | 58 | 1.67 | 0.001 |
| An. lungae (s.s.) | ||||||
| Saeragi | 52 | 20 (2/10) | 44 (39/95) | 19 | 2.05 | 0.002 |
Note: Foci were detected with a flexible scan statistic using FleXScan software