Teen Weight-Loss surgery: a 10-Year showdown

NCT ID NCT00923819

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study follows 120 teenagers aged 13 to 18 with severe obesity to see if weight-loss surgery (gastric bypass) leads to better health than standard treatments like diet and exercise. Participants are tracked for up to 10 years, measuring weight loss, quality of life, and mental health. The goal is to find out if surgery is a safe and effective option for teens.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

laparoscopic gastric bypass surgery

What this could lead to

If successful, this could show that weight-loss surgery is a safe and effective option for severely obese teenagers, leading to better long-term health and quality of life.

What could go wrong

This is an observational comparison, not a randomized trial, so results may be influenced by patient choice. Surgery carries risks like infection or nutritional deficiencies, and long-term effects in teens are still being studied.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

morbid obesity Psychological Well-Being

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Morbid Obesity Center, The Hospital of Vestfold, South-Eastern Norway Regional Health Authority

    Tønsberg, 3103, Norway