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Behavioral Weight Loss Intervention Utilizing Mobile Health Technology in Hematopoietic Stem Cell Transplant Patients

University of California, Los Angeles · NCT04997473

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Opens the official ClinicalTrials.gov record, with the study team’s contacts. Bored Studies doesn’t enroll anyone.

Key facts

Compensation
Not posted. Ask the study team before screening.
Who can join
Ages 13–30 · All sexes
Healthy volunteers
Accepted
Study type
Interventional · Not applicable
Target enrollment
20
US sites recruiting
1
Study start
August 15, 2021
Record last updated
January 28, 2026

Status re-checked against ClinicalTrials.gov within the last 12 hours.

What the study is about

Pilot study enrolling obese post HSCT (hematopoietic stem cell transplantation) patients at the hematology/oncology clinic at the Mattel Children's Hospital, University of California, Los Angeles. Parameters include percent over the 95th percentile (%BMIp95), zBMI, fasting metabolic metrics, addictive eating habits, and motivation for change.

Being studied: W8L2G mobile health (mHealth) app

Conditions: Obesity; Stem Cell Transplant

Eligibility criteria

Copied from the official record. The study team makes the final decision at screening.

Show full criteria

Inclusion Criteria

  • Patients ≥ 13 and ≤ 30 years old with a history of HSCT of any type, at least 100 days post-transplant at initial consultation of the study, will be eligible for the study.
  • Both male and female patients will be eligible.
  • Patients must classify as obese, represented as Body mass index [BMI] ≥85th percentile for age and gender.
  • Patients must also be able to read English since the app intervention is only available in English form.

Exclusion Criteria

  • Patients who are ≤ 13 or ≥ 30 years old are not eligible for the study.
  • Patients who are \< 100 days post-transplant at initial consultation will not be eligible for the study, but may become eligible if they are >100 days post-transplant at their next consultation that falls within the enrollment window.
  • Patients whose BMI does not fall under the obese category will be excluded.
  • No patients will be excluded for any specific underlying medical condition, but decisions will be made on a case by case basis if a patient's functioning is deemed to significantly interfere with intervention participation.

Recruiting US locations

  • UCLA Mattel Children's Hospital

    Los Angeles, CA 90095

    Site contact: Belen Ramirez · 3102670425 · belenramirez@mednet.ucla.edu

Study contacts (from the official record)

  • Belen Ramirez · 3102670425 · belenramirez@mednet.ucla.edu
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Behavioral Weight Loss Intervention Utilizing Mobile Health… (NCT04997473) | Bored Studies