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4XL Study - Obesity Surgery in Adolescence

NCT00923819 · Status: ACTIVE_NOT_RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 120

Last updated 2026-04-24

No results posted yet for this study

Summary

The purpose of this study on adolescents between 13 and 18 years of age with morbid obesity is to determine whether surgical treatment gives more health benefits than standard conservative treatment, and if laparoscopic gastric bypass is a method with high safety and a low complication rate.

Conditions

  • Obesity, Morbid

Interventions

PROCEDURE

Laparoscopic gastric bypass

Patients are referred to Morbid Obesity Center from Vestfold Hospital Trust and other hospitals in Norway. The procedure will take place at Morbid Obesity Center, Vestfold Hospital Trust.

BEHAVIORAL

Standard conservative treatment

Participants from Child Obesity Registry who undergoes conservative treatment at Morbid Obesity Center, Vestfold Hospital Trust.

Sponsors & Collaborators

  • The Hospital of Vestfold

    collaborator OTHER

  • Sykehuset i Vestfold HF

    lead OTHER

Principal Investigators

  • Samira Lekhal, PhD,MD · Vestfold Hospital Trust/The Hospital of Vestfold

  • Jøran Hjelmesæth, MD, PhD · Vestfold Hospital Trust/The Hospital of Vestfold

Study Design

Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
13 Years
Max Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2009-06-30
Primary Completion
2033-08-31
Completion
2035-12-31

Countries

  • Norway

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT00923819 on ClinicalTrials.gov