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Use of Airtime Amounts to Improve Interactive Voice Response Surveys in Colombia and Tanzania

NCT03772470 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 4723

Last updated 2018-12-11

No results posted yet for this study

Summary

This study evaluates the effect of three different airtime incentive amounts on interactive voice response (IVR) survey cooperation, response, refusal and contact rates, as compared to control group, in Colombia and Tanzania.

Conditions

  • Surveys and Questionnaires
  • Noncommunicable Diseases

Interventions

OTHER

1X airtime incentive

An incentive given in the form of airtime

OTHER

2X airtime incentive

An incentive given in the form of airtime

OTHER

Lottery airtime incentive

An incentive given in the form of airtime

Sponsors & Collaborators

  • The Bloomberg Family Foundation, Inc.

    collaborator OTHER

  • Ifakara Health Institute

    collaborator OTHER

  • Pontificia Universidad Javeriana

    collaborator OTHER

  • Johns Hopkins Bloomberg School of Public Health

    lead OTHER

Principal Investigators

  • Adnan A Hyder, PhD, MBBS · Johns Hopkins University Bloomberg School of Public Health

  • George W. Pariyo, PhD · Johns Hopkins University Bloomberg School of Public Health

Study Design

Allocation
RANDOMIZED
Purpose
OTHER
Masking
SINGLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2018-08-09
Primary Completion
2018-11-13
Completion
2018-11-13

Countries

  • Colombia
  • Tanzania

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT03772470 on ClinicalTrials.gov