Weight-reducing obesity surgery (OS) generally gives good results but complications are common; e.g. impaired weight loss, weight regain, bowel pain, diarrhea, vitamin/mineral deficiency, osteoporosis and impaired dental health. The BASUN study is a prospective 10-year comparison of 1000 surgically and 400 conventionally treated individuals regarding adverse side-effects, risk factors for complications and poor outcome.
Protocol Amendment History
4 amendments
This ClinicalTrials.gov record has been amended 4 times since 2017-05-12; most recent amendment 2025-04-22.