Johns Hopkins Bloomberg School of Public Health: Noncommunicable Diseases trials

The registry lists 11 Noncommunicable Diseases studies with Johns Hopkins Bloomberg School of Public Health as lead sponsor. 0 are open to participants now and 0 have results posted.

No phase 11(a study in two phases counts in both)

Studies

Open to participants first, then studies with results posted, then the rest; newest registration first within each.

• Use of Airtime Timing to Improve Interactive Voice Response Surveys in Bangladesh and UgandaCompletedNCT04513236Not applicable
• Comparison of IVR and CATI Surveys in BangladeshCompletedNCT04508010Not applicable
• Comparison of SMS, IVR, and CATI Surveys in ColombiaCompletedNCT04506931Not applicable
• Comparison of SMS and IVR Surveys in TanzaniaCompletedNCT04506918Not applicable
• Use of Consent Language and Mode to Improve Interactive Voice Response Survey in Colombia and UgandaCompletedNCT04394520Not applicable
• Use of Airtime Structure to Improve Interactive Voice Response Surveys in Bangladesh and UgandaCompletedNCT03773146Not applicable
• Use of Introduction Mode to Improve Interactive Voice Response Surveys in Bangladesh and TanzaniaCompletedNCT03772509Not applicable
• Use of Airtime Amounts to Improve Interactive Voice Response Surveys in Colombia and TanzaniaCompletedNCT03772470Not applicable
• Use of Narrative Voice and Introduction Content to Improve Interactive Voice Response Surveys in Bangladesh and UgandaCompletedNCT03772431Not applicable
• Use of Airtime Incentives to Improve Short Message Service Surveys in Colombia and TanzaniaCompletedNCT03768934Not applicable
• Airtime Incentive Amounts to Improve Interactive Voice Response Surveys in Bangladesh and UgandaCompletedNCT03768323Not applicable