Actively Recruiting

Phase Not Applicable
Age: 18Years +
All Genders
Healthy Volunteers
ID06690788

PreventT2 Together: Examining the Efficacy of Couple-based Lifestyle Intervention to Prevent Type 2 Diabetes

Led by University of Utah · Updated on 2025-05-30

324

Participants Needed

1

Research Sites

N/A

Total Duration

On this page

Sponsors

U

University of Utah

Lead Sponsor

N

National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

Collaborating Sponsor

AI-Summary

What this Trial Is About

Nearly half of adults in the United States have or are at risk of developing type 2 diabetes. This research aims to evaluate the effectiveness of a new couple-based lifestyle intervention called PreventT2 Together, designed to prevent type 2 diabetes among partnered adults. The study addresses challenges in retaining participants in lifestyle programs, especially among racial and ethnic minority groups, by involving romantic partners to support lasting positive lifestyle changes. Participants will be randomly assigned to one of two groups: an individual lifestyle intervention based on the 2021 National Diabetes Prevention Program (PreventT2), or a couple-based adaptation of this program (PreventT2 Together) approved by the CDC. Both interventions are delivered by trained lifestyle coaches over the course of 12 months, with content tailored to either individuals at high risk or couples working together to support healthy lifestyle changes. During the study, 162 couples will be monitored for changes in physical activity levels, specifically moderate to vigorous physical activity, as well as other health and lifestyle factors such as HbA1c, weight, stress, nutrition, sleep, and perceived partner support. Data will be collected at baseline, monthly during the intervention, and at the end of the 1-year period, totaling 13 assessment points. The study will also evaluate relationship satisfaction and intervention retention, with the goal of improving real-world outcomes and reducing health disparities related to type 2 diabetes prevention.

CONDITIONS

Brief Title

PreventT2 Together: Examining the Efficacy of Couple-based Lifestyle Intervention to Prevent Type 2 Diabetes

Who Can Participate

Age: 18Years +
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Target partner meets CDC National Diabetes Prevention Program eligibility: BMI ≥ 25 kg/m² (≥ 23 kg/m² if Asian American)
  • No diagnosis of type 1 or type 2 diabetes
  • Not currently pregnant
  • High risk for type 2 diabetes based on CDC Prediabetes Risk Test score ≥ 5, previous Gestational Diabetes (for women), or recent blood test showing prediabetes
  • Couple has lived together for 1 or more years
  • Both partners are willing to participate in the research
  • Both partners are at least 18 years old
  • Both partners are fluent in English
Not Eligible

You will not qualify if you...

  • Supporting partner has a diagnosis of type 2 diabetes
  • Either partner has another chronic disease with major changes or events in the past 3 months
  • Either partner is currently on medication or involved in a lifestyle program for prediabetes or obesity
  • Either partner has previously participated in the National DPP
  • Either partner feels uncomfortable participating in a lifestyle program with their partner
  • Either partner reports low relationship commitment (score of 4 or lower on a commitment scale from 1 to 7)

AI-Screening

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Outpatient Treatment

Duration - 12 months

Participants engage in a lifestyle intervention program designed to prevent type 2 diabetes, delivered either individually or with their romantic partner over the course of one year. This program includes 22 or more classes focusing on lifestyle changes such as physical activity, nutrition, sleep, and stress management.

Monthly visits during the intervention

Follow-up

Duration - Approximately 2 months

Participants report lifestyle factors, health outcomes, and relationship functioning to assess the long-term impact of the intervention after the 12-month treatment period.

1 post-intervention visit to assess outcomes at 14 months

Trial Site Locations

Total: 1 location

1

University of Utah

Salt Lake City, Utah, United States, 84112

Actively Recruiting

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Research Team

E

Elizabeth Z Beaulieu, B.S.

K

Katherine JW Baucom, PhD

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

PREVENTION

Number of Arms

2

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Published Research Related To This Trial

The Role of Advocacy in Adapting the Diabetes Prevention Program for Couple-Based Delivery That Reaches Marginalized Groups.

Monique C Aguirre, Heather Brown, Dana Gershenoff...

https://pubmed.ncbi.nlm.nih.gov/33536698

Couple-based lifestyle intervention to prevent type 2 diabetes: protocol for a randomised pilot trial.

Madelyn Whitaker, Monique C Aguirre, Manuel Gutierrez Chavez...

https://pubmed.ncbi.nlm.nih.gov/36797025