Figure 1.
Location of the study area, Amhara national regional state, northwest Ethiopia.
Figure 2.
Monthly and seasonal variation of malaria transmission in northwest Ethiopia, between 2003 and 2012.
The peak malaria transmission period occurred between September and December, during which nearly 40.6% of the annual malaria cases were reported.
Figure 3.
Annual malaria cumulative incidence at the district level in northwest Ethiopia between 2003 and 2012.
The highest malaria incidence (244 per 1000 population at risk) occurred in Fogera district in 2009 while the lowest malaria incidence (6.1 per 1000 population at risk) occurred in Alefa district in 2006. Fluctuating temporal trends of annual malaria incidence were observed.
Figure 4.
Annually and monthly patterns of malaria transmission between 2003 and 2012 in northwest Ethiopia.
Figure 5.
Spatial distribution of significant high rates malaria clusters at a district levels in northwest Ethiopia between 2003 and 2012.
Color identification of the clusters was ordered based on the value of likelihood ratio test statistic.