# Comparison of SMS, IVR, and CATI Surveys in Colombia

> **NCT04506931** · NA · COMPLETED · sponsor: **Johns Hopkins Bloomberg School of Public Health** · enrollment: 5676 (actual)

## Conditions studied

- Surveys and Questionnaires
- Noncommunicable Diseases

## Interventions

- **OTHER:** SMS Survey
- **OTHER:** IVR Survey
- **OTHER:** CATI Survey

## Key facts

- **NCT ID:** NCT04506931
- **Lead sponsor:** Johns Hopkins Bloomberg School of Public Health
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-01-15
- **Primary completion:** 2021-04-30
- **Final completion:** 2021-04-30
- **Target enrollment:** 5676 (ACTUAL)
- **Last updated:** 2022-04-26

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04506931

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04506931, "Comparison of SMS, IVR, and CATI Surveys in Colombia". Retrieved via MORVS 2026-10-13 from https://api.morvs.ai/clinical/NCT04506931. Licensed CC0.

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