Continuous Glucose Monitoring, Contingency Management, and Motivational Interviewing for Patients With Type 2 Diabetes in Kansas City

NCT06374186 | Completed

• 1 other identifier: 2095072
• Study Type: interventional
• Target: 26
• Locations: 1 country
• Sites: 1

Brief Summary

This study is evaluating a behavioral treatment program that uses diabetes coaching and financial rewards in addition to continuous glucose monitoring to improve diabetes management in adult patients with type 2 diabetes. This study will evaluate if this behavioral treatment program increases individual adherence to a diabetes treatment plan and improves blood sugar management.

Conditions

Type 2 Diabetes

Keywords

Type 2 Diabetes; Glucose; contingency management; motivational interviewing

Outcome Measures

Primary Outcomes (2)

• Time in target blood glucose range per CGM

  Percent time with blood glucose between 70 to 180 mg/dL

  baseline to 14 weeks

• Hemoglobin A1C

  laboratory value

  baseline to 12 weeks

Secondary Outcomes (5)

• Diabetes Quality of Life Brief Inventory

  baseline to 12 weeks

• Diabetes Distress Scale

  Baseline to 12 weeks

• PROMIS Medication Adherence Scale

  Baseline to 12 weeks

• Perceived Dietary Adherence Questionnaire

  Baseline to 12 weeks

• Motivation and Confidence Ruler

  Baseline to 12 weeks

Study Arms (2)

Behavioral Intervention with financial rewards and coaching

EXPERIMENTAL

Individuals in the treatment group will receive financial rewards (contingency management) and diabetes coaching (motivational interviewing) in addition to wearing a continuous glucose monitor while receiving their usual diabetes treatment.

Behavioral: Behavioral Intervention with financial rewards and coaching

Control

ACTIVE COMPARATOR

Individuals in the control group will not receive any interventions and will only wear a continuous glucose monitor while receiving their usual diabetes treatment.

Behavioral: Control

Interventions

Behavioral Intervention with financial rewards and coaching BEHAVIORAL

Participants will receive variable financial incentives based on their engagement with the continuous glucose monitor and meeting diabetes treatment goals. In addition, they will participate in three motivational interviewing sessions focused on their diabetes management. Participants will continue to receive their diabetes treatment as usual.

Also known as: Contingency management and motivational interviewing

Behavioral Intervention with financial rewards and coaching

Control BEHAVIORAL

Participants will only receive a continuous glucose monitor, which they may engage with as desired and no further intervention. Participants in the control group will continue to receive their diabetes treatment as usual.

Control

Eligibility Criteria

• Age: 18 Years - 65 Years
• Sex: all
• Healthy Volunteers: No
• Age Groups: Adult (18-64), Older Adult (65+)

You may qualify if:

• Diagnosed with type 2 diabetes
• Age 18 to 65
• Hemoglobin A1c (blood draw or point-of-care) test available within the last 3 months
• Most recent hemoglobin A1c result between 8.0 and 11.0
• Currently receiving treatment for diabetes by a licensed healthcare provider.
• Reliable access to a personal smart phone that is compatible with CGM
• English speaking

You may not qualify if:

• Type 1 diabetes
• Secondary type 2 diabetes (diagnosis secondary to other medical conditions such as pancreatitis, Cystic Fibrosis, or Cushing disease)
• Prescribed short-acting (mealtime) insulin as part of diabetes treatment plan
• Known or acknowledged active substance use disorder or that would interfere or negatively impact participation in the study
• Diagnosis of a medical/psychiatric condition that would prevent participation in the study (e.g., Intellectual Disability, Alzheimer's disease, Traumatic Brain Injury, Schizophrenia)

Sponsors & Collaborators

• University of Missouri, Kansas City: lead

Study Sites (1)

University of Missouri - Kansas City School of Medicine

Kansas City, Missouri, 64108, United States

Location

MeSH Terms

Conditions

Diabetes Mellitus, Type 2

Interventions

Behavior Therapy; Motivational Interviewing

Condition Hierarchy (Ancestors)

Diabetes Mellitus; Glucose Metabolism Disorders; Metabolic Diseases; Nutritional and Metabolic Diseases; Endocrine System Diseases

Intervention Hierarchy (Ancestors)

Psychotherapy; Behavioral Disciplines and Activities; Directive Counseling; Counseling; Mental Health Services; Health Services; Health Care Facilities Workforce and Services

Study Officials

• Jared Bruce, PhD

  University of Missouri, Kansas City

  PRINCIPAL INVESTIGATOR

Study Design

• Study Type: interventional
• Phase: not applicable
• Allocation: RANDOMIZED
• Masking: SINGLE
• Who Masked: CARE PROVIDER
• Masking Details: Because this is a behavioral intervention, participant blinding is not possible. Randomization will occur after baseline assessment and participants will be instructed to not tell their provider their assigned condition.
• Purpose: TREATMENT
• Intervention Model: PARALLEL
• Sponsor Type: OTHER
• Responsible Party: SPONSOR

Model Details: A randomized parallel-group pilot study of a combination intervention using Motivational Interviewing (MI) and Contingency Management (CM) for patients with T2DM.

Study Record Dates

• First Submitted: April 15, 2024
• First Posted: April 18, 2024
• Study Start: May 1, 2024
• Primary Completion: July 29, 2025
• Study Completion: August 12, 2025
• Last Updated: January 7, 2026

Record last verified: 2026-01

Locations

US (1)