Sample sizes, mean ages and distribution of the wealth and educational attainment of the ethnic groups in the surveys.

<p>Only the ethnic groups which were used in the analysis are shown. All ethnic groups whose sample size constitutes less than 2% of the total sample size were dropped.</p>a<p>Sample sizes are unweighted but the mean age figures are weighted results.</p>b<p>Wealth quintiles are derived from an asset index in the 2008 KDHS (see reference for details <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0106230#pone.0106230-Kenya1" target="_blank">[1]</a>).</p>c<p>Highest education level attained: Primary and Secondary refer to any primary or secondary schooling attained respectively. The data is from the 2008 KDHS.</p><p>Sample sizes, mean ages and distribution of the wealth and educational attainment of the ethnic groups in the surveys.