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KAIS 2007 1 - Kenya National AIDS & STI Control Programme ...

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Figure 13.3f Prevalence of syphilis among women and men aged 15-64 years bywealth index 1 , <strong>Kenya</strong> <strong>2007</strong>.Syphilis Prevalence (Weighted %)86420Women Men3.02.82.52.12.21.6 1.61.6 1.7 1.90.72 0.78Lowest Second Middle Fourth Highest TotalWealth QuintileFigure 13.3f Individuals in the highest compared with the lower wealth quintiles hadsignificantly lower syphilis prevalence.The prevalence of syphilis varied significantly by wealth index. The prevalence of syphilis wassignificantly lower among adults in the highest quintile (0.72% among women and 0.78% amongmen), compared with all other groups (1.6%‐3.0%).1The wealth index was a composite measure of the living standard of a household, calculated using data on a household’sownership of selected assets, materials used for housing construction, water access and sanitation facilities. The wealth indexplaced households on a continuous scale of relative wealth using principal components analysis. Individuals were rankedaccording to the score of the household in which they resided and the sample was divided into five groups, each with an equalnumber of individuals (quintiles), ranging from the lowest to highest level of wealth.<strong>KAIS</strong> <strong>2007</strong> 235

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