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Clinical trialNCT04433338Active, not recruitingInterventional

The PREBA Study: Effect of Preoperative Weight Loss With a 14-day Low-calorie Diet on Surgical Procedure and Outcomes in Patients Undergoing RYGB Surgery

SponsorRijnstate HospitalEnrollment80Bariatric SurgeryMorbid Obesity
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

  • Eric J Hazebroek, MD, PhD

    Vitalys, part of Rijnstate hospital/Wageningen University

    Principal Investigator

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

Netherlands
  • Rijnstate Hospital

    Arnhem, Gelderland, Netherlands

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
29 Sept 2020
Primary completion
22 Jun 2022
Completion
31 Jul 2027
Last update posted
3 Jan 2025
Registered enrollment
80
Registry id
NCT04433338

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.