Remotely Delivered, Culturally Tailored Weight Loss Interventions Among Latina Breast Cancer Survivors

February 15, 2024 updated by: Fred Hutchinson Cancer Center

Using a SMART Design to Evaluate Remotely Delivered, Culturally Tailored Weight Loss Interventions Among Latina Breast Cancer Survivors

This clinical trial evaluates a remotely delivered, culturally tailored weight loss interventions in Latina breast cancer (BC) survivors. Cancer is the leading cause of death among Latinos, and among Latinas, BC is the leading cause of cancer death. An estimated 80% of Latinas in the United States have overweight/obesity, which is associated with poorer BC outcomes. However, few, if any, effective interventions exist to promote and maintain weight loss in Latina BC survivors. The development of an adaptive program that provides survivors the support they need, as opposed to what is typically available, is essential to reducing persistent inequities in cancer survivorship.

Study Overview

Detailed Description

OUTLINE: This study includes a baseline run-in and randomized stage I and stage II studies.

BASELINE: Participants receive written instructions and website link to an instructional video along with supportive materials including measuring tape, Aria wireless fidelity (WiFi)-enabled scale, and Actigraph accelerometer to be worn for 7 days at baseline. Patients also undergo blood sample collection at baseline.

STAGE I: Eligible participants from the baseline run-in are randomized to arm I or II.

ARM I: Participants participate in the online ¡Vida! program consisting of 26 health education online sessions, dietary modifications, and home-based exercise sessions on study. Participants receive supportive materials consisting of a Fitbit Aria scale, a Fitbit Luxe (or latest device), the Fitbit app, and access to the Cook for Your Life website on study. Patients also undergo blood sample collection on study.

ARM II: Participants participate in the online ¡Vida! program consisting of 26 health education online sessions, dietary modifications, and home-based exercise sessions on study. Participants receive supportive materials consisting of a Fitbit Aria scale, a Fitbit Luxe (or latest device), the Fitbit app, and access to the Cook for Your Life website on study. Participants also attend remote lifestyle health education sessions on study. Patients also undergo blood sample collection on study.

STAGE II: Participants who achieve >= 2% weight loss (responders) at week 4 will continue their assigned interventions in stage I. Participants who achieve < 2% weight loss (non-responders) at week 4 will be re-randomized to 1 of 4 arms. Participants who were assigned to arm I in stage I are randomized to arm III or IV. Participants who were assigned to arm II in stage I are randomized to arms V or VI.

ARM III: Participants receive interventions as in arm II.

ARM IV: Participants participate in the online ¡Vida! program consisting of 26 health education online sessions, dietary modifications, and home-based exercise sessions on study. Participants receive supportive materials consisting of a Fitbit Aria scale, a Fitbit Luxe (or latest device), the Fitbit app, and access to the Cook for Your Life website on study. Participants also attend remote lifestyle health education sessions and receive 14 30-minute individualized telephone health coaching sessions. Patients also undergo blood sample collection on study.

ARM V: Participants receive interventions as in arm IV.

ARM VI: Participants participate in the online ¡Vida! program consisting of 26 health education online sessions, dietary modifications, and home-based exercise sessions on study. Participants receive supportive materials consisting of a Fitbit Aria scale, a Fitbit Luxe (or latest device), the Fitbit app, and access to the Cook for Your Life website on study. Participants also attend remote lifestyle health education sessions and receive 14 30-minute individualized telephone health coaching sessions and receive a bag of groceries each month on study. Patients also undergo blood sample collection on study.

Study Type

Interventional

Enrollment (Estimated)

620

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

    • Washington
      • Seattle, Washington, United States, 98109
        • Fred Hutch/University of Washington Cancer Consortium
        • Contact:
        • Principal Investigator:
          • Heather Greenlee

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • Biologically female
  • Age >= 18 years
  • Self-identifies Hispanic/Latina
  • Fluent in Spanish and/or English
  • Previously diagnosis of stage I-III BC within the past 5 years
  • No evidence of recurrent or metastatic disease
  • > 60 days post treatment (current endocrine therapy allowed)
  • Body mass index (BMI) >= 30 kg/m^2 initially assessed via self-reported height and weight and confirmed prior to randomization via a tape measure and WiFi-enabled scale
  • Eastern Cooperative Oncology Group (ECOG) performance status score of 0 or 1
  • Physician written clearance for participation in a 12 month weight loss program
  • Willingness to participate in all study activities
  • Access to phone for study contacts
  • Access to internet and smartphone, tablet, or computer to participate in the online program and to be able to sync study WiFi devices
  • Lives within grocery delivery range for online delivery service
  • Successful completion of at-home baseline assessments prior to randomization

Exclusion Criteria:

  • Body mass index (BMI) < 30 kg/m^2
  • Active smoker
  • Diabetic with use of insulin or other hypoglycemic medication
  • Major comorbidities or physical limitations that would preclude from healthy weight loss, reducing energy intake or engaging in PA
  • Pregnant, breastfeeding, or planning to become pregnant during the study period
  • Use of exogenous hormones for gender affirmation

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: Randomized
  • Interventional Model: Sequential Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Baseline (instructions, video, tape, scale, accelerometer)
Participants receive written instructions and website link to an instructional video along with supportive materials including measuring tape, Aria WiFi-enabled scale, and Actigraph accelerometer to be worn for 7 days at baseline. Patients also undergo blood sample collection at baseline.
Ancillary studies
Undergo blood sample collection
Other Names:
  • Biological Sample Collection
  • Biospecimen Collected
  • Specimen Collection
Receive written instructions and website link to instructional video
Use measuring tape, Aria Wifi-enable scale, and Actigraph accelerometer
Use Fitbit scale and Fitbit Luxe (or latest model)
Experimental: Stage I, Arm I (¡Vida!)
Participants participate in the online ¡Vida! program consisting of 26 health education online sessions, dietary modifications, and home-based exercise sessions on study. Participants receive supportive materials consisting of a Fitbit Aria scale, a Fitbit Luxe (or latest device), the Fitbit app, and access to the Cook for Your Life website on study. Patients also undergo blood sample collection on study.
Ancillary studies
Undergo blood sample collection
Other Names:
  • Biological Sample Collection
  • Biospecimen Collected
  • Specimen Collection
Ancillary studies
Use measuring tape, Aria Wifi-enable scale, and Actigraph accelerometer
Use Fitbit scale and Fitbit Luxe (or latest model)
Participate in ¡Vida! program
Other Names:
  • Behavior Conditioning Therapy
  • Behavior Modification
  • Behavior or Life Style Modifications
  • Behavior Therapy
  • Behavioral Interventions
  • Behavioral Modification
  • Behavioral Therapy
  • Behavioral Treatment
  • Behavioral Treatments
Receive dietary modifications
Other Names:
  • Dietary Modification
  • intervention, dietary
  • Nutrition Intervention
  • Nutrition Interventions
  • Nutritional Interventions
Attend online health education sessions
Other Names:
  • Education for Intervention
  • Intervention by Education
  • Intervention through Education
  • Intervention, Educational
Perform home-based exercise sessions
Use Fitbit app
Use Cook for Your Life website
Experimental: Stage I, Arm II (¡Vida!, lifestyle sessions)
Participants participate in the online ¡Vida! program consisting of 26 health education online sessions, dietary modifications, and home-based exercise sessions on study. Participants receive supportive materials consisting of a Fitbit Aria scale, a Fitbit Luxe (or latest device), the Fitbit app, and access to the Cook for Your Life website on study. Participants also attend remote lifestyle health education sessions on study. Patients also undergo blood sample collection on study.
Ancillary studies
Undergo blood sample collection
Other Names:
  • Biological Sample Collection
  • Biospecimen Collected
  • Specimen Collection
Ancillary studies
Use measuring tape, Aria Wifi-enable scale, and Actigraph accelerometer
Use Fitbit scale and Fitbit Luxe (or latest model)
Participate in ¡Vida! program
Other Names:
  • Behavior Conditioning Therapy
  • Behavior Modification
  • Behavior or Life Style Modifications
  • Behavior Therapy
  • Behavioral Interventions
  • Behavioral Modification
  • Behavioral Therapy
  • Behavioral Treatment
  • Behavioral Treatments
Receive dietary modifications
Other Names:
  • Dietary Modification
  • intervention, dietary
  • Nutrition Intervention
  • Nutrition Interventions
  • Nutritional Interventions
Attend online health education sessions
Other Names:
  • Education for Intervention
  • Intervention by Education
  • Intervention through Education
  • Intervention, Educational
Perform home-based exercise sessions
Use Fitbit app
Use Cook for Your Life website
Attend remote lifestyle health education sessions
Experimental: Stage II, Arm III (¡Vida!, lifestyle sessions)
Participants receive interventions as in arm II.
Ancillary studies
Undergo blood sample collection
Other Names:
  • Biological Sample Collection
  • Biospecimen Collected
  • Specimen Collection
Ancillary studies
Use measuring tape, Aria Wifi-enable scale, and Actigraph accelerometer
Use Fitbit scale and Fitbit Luxe (or latest model)
Participate in ¡Vida! program
Other Names:
  • Behavior Conditioning Therapy
  • Behavior Modification
  • Behavior or Life Style Modifications
  • Behavior Therapy
  • Behavioral Interventions
  • Behavioral Modification
  • Behavioral Therapy
  • Behavioral Treatment
  • Behavioral Treatments
Receive dietary modifications
Other Names:
  • Dietary Modification
  • intervention, dietary
  • Nutrition Intervention
  • Nutrition Interventions
  • Nutritional Interventions
Attend online health education sessions
Other Names:
  • Education for Intervention
  • Intervention by Education
  • Intervention through Education
  • Intervention, Educational
Perform home-based exercise sessions
Use Fitbit app
Use Cook for Your Life website
Attend remote lifestyle health education sessions
Experimental: Stage II, Arm IV (¡Vida!, lifestyle sessions, coaching)
Participants participate in the online ¡Vida! program consisting of 26 health education online sessions, dietary modifications, and home-based exercise sessions on study. Participants receive supportive materials consisting of a Fitbit Aria scale, a Fitbit Luxe (or latest device), the Fitbit app, and access to the Cook for Your Life website on study. Participants also attend remote lifestyle health education sessions and receive 14 30-minute individualized telephone health coaching sessions. Patients also undergo blood sample collection on study.
Ancillary studies
Undergo blood sample collection
Other Names:
  • Biological Sample Collection
  • Biospecimen Collected
  • Specimen Collection
Ancillary studies
Use measuring tape, Aria Wifi-enable scale, and Actigraph accelerometer
Use Fitbit scale and Fitbit Luxe (or latest model)
Participate in ¡Vida! program
Other Names:
  • Behavior Conditioning Therapy
  • Behavior Modification
  • Behavior or Life Style Modifications
  • Behavior Therapy
  • Behavioral Interventions
  • Behavioral Modification
  • Behavioral Therapy
  • Behavioral Treatment
  • Behavioral Treatments
Receive dietary modifications
Other Names:
  • Dietary Modification
  • intervention, dietary
  • Nutrition Intervention
  • Nutrition Interventions
  • Nutritional Interventions
Attend online health education sessions
Other Names:
  • Education for Intervention
  • Intervention by Education
  • Intervention through Education
  • Intervention, Educational
Perform home-based exercise sessions
Use Fitbit app
Use Cook for Your Life website
Attend remote lifestyle health education sessions
Participate in individualized health coaching sessions
Experimental: Stage II, Arm V (¡Vida!, lifestyle sessions, coaching)
Participants receive interventions as in arm IV.
Ancillary studies
Undergo blood sample collection
Other Names:
  • Biological Sample Collection
  • Biospecimen Collected
  • Specimen Collection
Ancillary studies
Use measuring tape, Aria Wifi-enable scale, and Actigraph accelerometer
Use Fitbit scale and Fitbit Luxe (or latest model)
Participate in ¡Vida! program
Other Names:
  • Behavior Conditioning Therapy
  • Behavior Modification
  • Behavior or Life Style Modifications
  • Behavior Therapy
  • Behavioral Interventions
  • Behavioral Modification
  • Behavioral Therapy
  • Behavioral Treatment
  • Behavioral Treatments
Receive dietary modifications
Other Names:
  • Dietary Modification
  • intervention, dietary
  • Nutrition Intervention
  • Nutrition Interventions
  • Nutritional Interventions
Attend online health education sessions
Other Names:
  • Education for Intervention
  • Intervention by Education
  • Intervention through Education
  • Intervention, Educational
Perform home-based exercise sessions
Use Fitbit app
Use Cook for Your Life website
Attend remote lifestyle health education sessions
Participate in individualized health coaching sessions
Experimental: Stage II, Arm VI (¡Vida!, lifestyle sessions, coaching, food))
Participants participate in the online ¡Vida! program consisting of 26 health education online sessions, dietary modifications, and home-based exercise sessions on study. Participants receive supportive materials consisting of a Fitbit Aria scale, a Fitbit Luxe (or latest device), the Fitbit app, and access to the Cook for Your Life website on study. Participants also attend remote lifestyle health education sessions and receive 14 30-minute individualized telephone health coaching sessions and receive a bag of groceries each month on study. Patients also undergo blood sample collection on study.
Ancillary studies
Undergo blood sample collection
Other Names:
  • Biological Sample Collection
  • Biospecimen Collected
  • Specimen Collection
Ancillary studies
Use measuring tape, Aria Wifi-enable scale, and Actigraph accelerometer
Use Fitbit scale and Fitbit Luxe (or latest model)
Participate in ¡Vida! program
Other Names:
  • Behavior Conditioning Therapy
  • Behavior Modification
  • Behavior or Life Style Modifications
  • Behavior Therapy
  • Behavioral Interventions
  • Behavioral Modification
  • Behavioral Therapy
  • Behavioral Treatment
  • Behavioral Treatments
Receive dietary modifications
Other Names:
  • Dietary Modification
  • intervention, dietary
  • Nutrition Intervention
  • Nutrition Interventions
  • Nutritional Interventions
Attend online health education sessions
Other Names:
  • Education for Intervention
  • Intervention by Education
  • Intervention through Education
  • Intervention, Educational
Perform home-based exercise sessions
Use Fitbit app
Use Cook for Your Life website
Attend remote lifestyle health education sessions
Participate in individualized health coaching sessions
Receive delivered groceries

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Body weight (kg) percent change
Time Frame: Up to 12 months
Will be assessed by the percent of weight loss at month 12 and compared across the four embedded adaptive intervention (EAI) groups using the doubly robust estimator model.
Up to 12 months

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Body weight (kg) percent change as moderated by baseline characteristics
Time Frame: Up to 12 months
Will be determined by whether EAI effectiveness is moderated by baseline patient characteristics.
Up to 12 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Heather Greenlee, Fred Hutch/University of Washington Cancer Consortium

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Estimated)

May 15, 2024

Primary Completion (Estimated)

June 1, 2027

Study Completion (Estimated)

June 1, 2027

Study Registration Dates

First Submitted

June 26, 2023

First Submitted That Met QC Criteria

June 26, 2023

First Posted (Actual)

July 5, 2023

Study Record Updates

Last Update Posted (Actual)

February 20, 2024

Last Update Submitted That Met QC Criteria

February 15, 2024

Last Verified

June 1, 2023

More Information

Terms related to this study

Other Study ID Numbers

  • RG1123416 (Fred Hutch/University of Washington Cancer Consortium)
  • NCI-2023-03748 (Registry Identifier: CTRP (Clinical Trial Reporting Program))
  • R01CA270441 (U.S. NIH Grant/Contract)
  • 0020054 (Other Identifier: Fred Hutch/University of Washington Cancer Consortium)

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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