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OpenTrials
Completed

NCT Number: NCT05977192

Mobile Health-based Motivational Interviewing to Promote COVID-19 Vaccination

The objective of this study is to evaluate the preliminary efficacy and acceptability of an mobile Health-based motivational interviewing (MI) intervention to promote SARS-CoV-2 vaccination (MOTIVACC) compared to traditional phone-based MI.

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Key information

Conditions

Vaccination Hesitancy Behavior Health Behavior Treatment Adherence and Compliance Treatment Refusal Vaccination Refusal

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

University of Oklahoma, Oklahoma City, Oklahoma, United States

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Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • >18 years
  • Reside in a rural area
  • No previous dose of a SARS-CoV-2 vaccine
  • Speak English
  • Able to provide informed consent

Exclusion criteria

  • A cognitive or other disability that inhibits smart phone use
  • Inability to participate because of medical or psychiatric conditions diagnosed by a physician/clinician
  • Enrollment in other COVID-19 research; pregnant or lactating

Treatment and study plan

Standard MI

Behavioral

One phone-based MI session

Intensive MI

Behavioral

Four phone-based MI sessions

MOTIVACC

Behavioral

mHealth-based MI

Ecological momentary assessment (EMA) messages

Behavioral

EMA messages focused on vaccinations and health

Primary outcomes

  1. Changes in vaccine hesitancy and confidence

    Time frame: Baseline and follow-up (8 weeks)

  2. Changes in intention to receive the vaccine

    Time frame: Baseline and follow-up (8 weeks)

Secondary outcomes

  1. Changes in expectations related to vaccines

    Time frame: Baseline and follow-up (8 weeks)

  2. Changes in self-efficacy

    Time frame: Baseline and follow-up (8 weeks)

  3. Changes in ambivalence

    Time frame: Baseline and follow-up (8 weeks)

  4. Changes in value-behavior discrepancy

    Time frame: Baseline and follow-up (8 weeks)

  5. Number of participants who receive the COVID-19 vaccine

    Time frame: Follow-up (8 weeks)

Other outcomes

  1. Percentage of total of ecological momentary assessment messages opened/viewed

    Time frame: 8 weeks (from baseline to follow up)

Sponsors and collaborators

Lead sponsor

Oklahoma State University

Other

Collaborators

  • University of Oklahoma

Registry information

Official study title

Mobile Health-based Motivational Interviewing to Promote Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Vaccination in Oklahomans

Acronym: COVID-19

Important dates

Study start
2024
Primary completion
2025
Study completion
2025
First posted
Aug 4, 2023
Registry last updated
Mar 21, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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