Table 6. Purely temporal scan statistics of the most likely clusters of malaria, southern-central Ethiopia, October 2014 to January 2017.
Cluster | # locations | Timeframe | # episodes | Expected cases | Annual episodes per 1000 | RR | LLR | P-value |
---|---|---|---|---|---|---|---|---|
All malaria types* | All | 2015/9/1 to 2015/11/30 | 250 | 126 | 29.0 | 2.25 | 54.8 | <0.001 |
Plasmodium falciparum | All | 2015/9/1 to 2015/11/30 | 143 | 69.5 | 16.6 | 2.36 | 34.6 | <0.001 |
Plasmodium vivax | All | 2015/9/1 to 2015/11/30 | 75 | 31.9 | 8.7 | 2.81 | 24.8 | <0.001 |
*Plasmodium falciparum, Plasmodium vivax, or mixed, RR = Relative risk, LLR = Log likelihood ratio