Impact evaluations

These are final reports of 3ie-supported impact evaluations that assess the difference a development intervention has made to social and economic outcomes. We fund rigorous evaluations that include a theory-based experimental or quasi-experimental design, and we use the most appropriate mix of methods to capture outcomes and answer what works, for whom, why and at what cost.

Latest impact evaluation report series

Impact evaluation report series

Looking for more impact evaluation evidence? Search our impact evaluation repository to find both 3ie and non-3ie funded studies, summaries and links to the original studies

ie84

Direct provision versus facility collection of HIV tests: impacts of self-testing among female sex workers in Uganda

Impact evaluation 3ie 2018  
Authors evaluated the impacts on HIV testing rates of directly providing female sex workers with HIV self-test kits or coupons that they could exchange for a free test kit, as well as a peer educator referring them to a facility for standard testing.

ie83

Increasing female sex worker HIV testing: effects of peer educators and HIV self-tests in Zambia

Impact evaluation 3ie 2018  

Authors assessed whether peer educators promoting HIV self-tests increased HIV testing among female s

IE82

Impacts of community delivery of antiretroviral drugs in Dar es Salaam, Tanzania

Impact evaluation 3ie 2018  
This evaluation showed that community delivery of drugs by community health workers to clinically stable patients is not inferior to standard care, where patients visit a clinic-based doctor to refill prescriptions. 

IE81

Nourishing the future: targeting infants and their caregivers to reduce undernutrition in rural China

Impact evaluation 3ie 2018  
This evaluation showed that community delivery of drugs by health workers to clinically stable patients is not inferior to standard care, where patients visit a clinic-based doctor to refill prescriptions. 

IE80

Impacts of the World Food Programme’s interventions to treat malnutrition in Niger

Impact evaluation 3ie 2018  

Authors of this evaluation assessed the impact of a grouping of nutrition interventions, including an agriculturally sensitive food for assets programme, on moderate acute malnutrition in Niger.

IE79

Impact evaluation of the World Food Programme’s moderate acute malnutrition treatment and prevention programmes in Sudan

Impact evaluation 3ie 2018  
Report authors evaluated the effectiveness of a food-based treatment programme and additional supplementary feeding interventions on moderate acute malnutrition incidence and prevalence in children, pregnant and lactating women in Sudan.

IE78

Impact evaluation of WFP’s programs targeting moderate acute malnutrition in humanitarian situations in Chad

Impact evaluation 3ie 2018  
Authors of this evaluation looked at the differences in impact of a prevention programme on moderate acute malnutrition on children between 6-23 months during the pastoral and agricultural lean season.

IE77

Improving midday meal delivery and encouraging micronutrient fortification among children in India

Impact evaluation 3ie 2018  

This study evaluated the impact of a school feeding programme on meal quality and child health in Odisha. The authors found a significant and positive effect of the take up of fortified meals.

IE76

Evaluation of centres of infant development: an early year’s intervention in Colombia

Impact evaluation 3ie 2018  

This evaluation examines the impact of complementary versions of an upgraded early childhood development programme implemented in pre-schools by the Colombian National Family Welfare Agency.

IE75

Can the wounds of war be healed? Experimental evidence on reconciliation in Sierra Leone

Impact evaluation 3ie 2018  

This report evaluates the impact of a reconciliation programme implemented in post-conflict Sierra Leone.