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Clinical Trial Details — Status: Recruiting

Administrative data

NCT number NCT04225507
Other study ID # IRB19-1445
Secondary ID R01DK120312
Status Recruiting
Phase N/A
First received
Last updated
Start date April 13, 2021
Est. completion date December 31, 2025

Study information

Verified date May 2024
Source University of Chicago
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

Despite the efficacy of intensive lifestyle interventions in prediabetes, the incidence of diabetes is rising, and thus there is a critical need for additional strategies to prevent diabetes and to reduce its cardiovascular complications in this high-risk population. Sleep apnea is a highly common condition in prediabetes, but it has been mostly ignored and undertreated in current practice. The proposed study will be the first to assess whether adding CPAP (continuous positive air pressure) treatment to a lifestyle intervention improves cardiometabolic outcomes beyond that achieved with lifestyle alone (i.e. current standard of care) in high-risk individuals with prediabetes.


Description:

This is a 6-month randomized controlled, parallel group trial with two arms. After baseline, the subjects will be randomized to lifestyle intervention alone (lifestyle group) or lifestyle plus CPAP intervention (lifestyle plus CPAP group). The same metabolic and cardiovascular assessments will be performed at baseline and after 6-months of intervention. The lifestyle group will aim to achieve a weight loss through diet and exercise. The lifestyle plus CPAP group will additionally receive CPAP treatment. All subjects will use a custom smartphone app to track weight loss and/or CPAP goals and will receive weekly coaching phone calls to maximize treatment adherence.


Recruitment information / eligibility

Status Recruiting
Enrollment 740
Est. completion date December 31, 2025
Est. primary completion date December 31, 2025
Accepts healthy volunteers No
Gender All
Age group 20 Years to 65 Years
Eligibility Inclusion Criteria: - Overweight or obese - Prediabetes - Sleep apnea Exclusion Criteria: - Diabetic - enrolled in a formal weight loss program - Any underlying disease likely to limit life span and/or increase risk of interventions

Study Design


Intervention

Behavioral:
Diet and exercise coaching
All participants will receive diet and exercise goals and coaching.
Other:
CPAP Treatment
CPAP treatment for sleep apnea and CPAP education and adherence coaching.

Locations

Country Name City State
United States University of Chicago Chicago Illinois

Sponsors (3)

Lead Sponsor Collaborator
University of Chicago National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), Northwestern University

Country where clinical trial is conducted

United States, 

Outcome

Type Measure Description Time frame Safety issue
Primary Change from baseline 2-hour glucose levels at 6 months Glucose levels will be measured at time=120min during oral glucose tolerance test Baseline and at 6 months
Secondary Change from baseline morning blood pressure at 6 months Morning blood pressure will be measured with a blood pressure cuff while sitting Baseline and 6 months
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