Evidence impact
Evidence from 3ie-supported review informs evaluation design
![](https://mcusercontent.com/65c34f4d6fba79af4028f722c/images/0763f08a-e13d-4cea-aa77-6f2913ff6ca1.jpg) Findings of the 3ie-supported systematic review by Buck et al (2017), which analysed the evidence base on safe water, sanitation and hygiene promotion interventions L&MICs, informed the design of the Belgian Red Cross’s recently commissioned evaluation in Tanzania. The published protocol for the evaluation cites the review’s findings on the promise of contextualised behaviour science-based interventions and the lack of consensus on the effectiveness and long-term effects of different interventions to promote handwashing and safe sanitation for health.
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