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Scope of the survey
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Surveys in Amhara, Oromia and SNNP regions only
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This is a sub-sample of the National MIS comprising 3 regions (Amhara, Oromia and SNNPR).
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Dates of survey
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December 2006 to January 2007
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October through December 2007
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Sampling frame
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Sampling frame included only kebeles defined by the Regional Health Bureaus as malarious by expert knowledge.
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Nationally representative sample stratified by three domains: areas below 1,500 m, rural areas between 1,500 m and 2,500 m, and urban areas between 1,500 m and 2,500 m
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Primary Sampling Unit
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Defined as kebeles (the smallest administrative unit with an average population of 5,000) selected with probability proportional to population size
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Defined as census enumeration areas (EA) with each cluster comprising an estimated population of 200 households.
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Sampling of clusters
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5 State-teams per kebele selected randomly from list of state-teams in the selected kebeles.
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EA selected randomly with probability proportional to population size of strata.
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Sampling of households
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5 households per state team using the random-walk method.
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Simple random sample of all households in EA selected after mapping all households using personal digital assistants (PDAs) with global positioning system (GPS) capability
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Sample size
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224 clusters of 25 households
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245 clusters of 25 households
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