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Use of Airtime Incentives to Improve Short Message Service Surveys in Colombia and Tanzania

Johns Hopkins Bloomberg School of Public Health · 2019
ClinicalTrials.gov · Datasets · License: Public Domain · 2019
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incentivenanoncommunicable-diseasessurveys-and-questionnaires
This study evaluates the effect of four different airtime incentive amounts on short message service (SMS) survey cooperation, response, refusal and contact rates, as compared to control group, in Colombia and Tanzania.
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