Evaluating the Health Impact of Urban WASH Programmes: An Affordable Approach for Enhancing Effectiveness

This discussion paper, co-produced by Water & Sanitation for the Urban Poor (WSUP) and SHARE, argues for more widespread evaluation of the health impacts of WASH interventions, and suggests more frequent evaluation could contribute to improved effectiveness as it would encourage investors and implementers to focus on impacts rather than outputs. The paper analyses methods and concludes that the most appropriate approach in urban WASH evaluation contexts will often be the before-after concurrent control (BAC) design.

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BUILDING KNOWLEDGE. IMPROVING THE WASH SECTOR.

SHARE contributes to achieving universal access to effective, sustainable and equitable sanitation and hygiene by generating evidence to improve policy and practice worldwide.