Status:
COMPLETED
Use of Introduction Mode to Improve Interactive Voice Response Surveys in Bangladesh and Tanzania
Lead Sponsor:
Johns Hopkins Bloomberg School of Public Health
Collaborating Sponsors:
The Bloomberg Family Foundation, Inc.
Makerere University
Conditions:
Surveys and Questionnaires
Noncommunicable Diseases
Eligibility:
All Genders
18+ years
Phase:
NA
Brief Summary
This study evaluates the effect of two different introduction modes on interactive voice response (IVR) survey cooperation, response, refusal, and contact rates, in Bangladesh and Tanzania.
Detailed Description
Using random digit dialing (RDD) sampling techniques, participants were randomized to one of two introduction modes, followed by a noncommunicable disease (NCD) risk factor survey. The two modes were ...
Eligibility Criteria
Inclusion
- Access to a mobile phone
- Greater or equal to 18 years of age
- In Bangladesh, conversant in either English or Bangla language. In Uganda, conversant in either Luo, Luganda, Runyakitara, or English languages.
Exclusion
- Less than 18 years of age
Key Trial Info
Start Date :
June 14 2017
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
August 18 2017
Estimated Enrollment :
1511 Patients enrolled
Trial Details
Trial ID
NCT03772509
Start Date
June 14 2017
End Date
August 18 2017
Last Update
May 22 2023
Active Locations (2)
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1
Institute of Epidemiology Disease Control and Research
Dhaka, Bangladesh
2
Ifakara Health Institute
Dar es Salaam, Tanzania