Figure 3
From: Implementing school malaria surveys in Kenya: towards a national surveillance system
The geographical distribution of (a) Malaria infection in 480 schools, (b) anaemia adjusted for age, sex and altitude in 399 schools, and (c) reported insecticide net use among school children in 480 schools across Kenya, September 2008-March 2010. Note: Haemoglobin was not assessed in some schools in the North Eastern Kenya. Classification based on the WHO categories of anaemia for public health importance (WHO, 2001).