NCT01352403 (WAS) is a NA clinical trial of Roux-en-Y gastric bypass in Obesity, sponsored by University of Wuerzburg.

Who is sponsoring NCT01352403?

NCT01352403 is sponsored by University of Wuerzburg.

What drugs are being tested in NCT01352403?

Interventions in NCT01352403: Roux-en-Y gastric bypass, Psychotherapy-enhanced lifestyle intervention.

What condition does NCT01352403 study?

NCT01352403 studies Obesity, Cardiac Function, Quality of Life.

Is NCT01352403 still recruiting?

NCT01352403 is currently completed. Last updated 8 February 2023.

Last reviewed 2023-02-08 · How we verify

NCT01352403: WAS

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Severe Obesity: Bariatric Surgery vs. Life-Style-Intervention

Completed NA Last updated 8 February 2023

What this trial tests

NA trial testing Roux-en-Y gastric bypass in Obesity in 93 participants. Completed in 28 January 2019.

Timeline

4 July 2011

Primary endpoint
10 September 2018

28 January 2019

Quick facts

Lead sponsor	University of Wuerzburg
Phase	NA
Status	Completed
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	none
Primary purpose	treatment
Enrollment	93
Start date	4 July 2011
Primary completion	10 September 2018
Estimated completion	28 January 2019
Sites	1 location across Germany

Drugs / interventions tested

Roux-en-Y gastric bypass
Psychotherapy-enhanced lifestyle intervention

Conditions studied

Obesity — all drugs for Obesity →
Cardiac Function — all drugs for Cardiac Function →
Quality of Life — all drugs for Quality of Life →

Sponsor

University of Wuerzburg

Who can join

18 and older, any sex, with Obesity or Cardiac Function. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

The purpose of this study is to investigate the effects of weight loss induced by gastric bypass surgery in comparison to a psychotherapy-enhanced lifestyle intervention on cardiopulmonary performance and quality of life in patients with morbid obesity.

Publications & conference data

3 peer-reviewed publications reference this trial (live from Europe PMC):

Surgery for weight loss in adults.
Colquitt JL, Pickett K, Loveman E, Frampton GK. · · 2014 · cited 748× · PMID 25105982 · DOI 10.1002/14651858.cd003641.pub4
Cardio-psycho-metabolic outcomes of bariatric surgery: design and baseline of the WAS trial.
Koschker AC, Warrings B, Morbach C, Seyfried F, et al · · 2022 · cited 3× · PMID 35015697 · DOI 10.1530/ec-21-0338
In-depth analysis of metabolic hormones and inflammatory markers following Roux-en-Y gastric bypass in humans and rodents: similarities and differences.
Kloock S, Scheller L, Hasinger J, Balonov I, et al · · 2025 · cited 1× · PMID 41005747 · DOI 10.1016/j.diabres.2025.112923

Verify or expand the search:

Other trials of Roux-en-Y gastric bypass

Trials testing the same drug.

NCT04554758 — Comparative Analysis Between Sleeve Gastrectomy and Roux-en Y Gastric Bypass in Bariatric Operation · NA · unknown
NCT03747445 — Microstructural Analysis of Ingestive Behavior After Roux-en-Y Gastric Bypass - Pilot · completed
NCT05071391 — Autophagy and Inflammasome in Obesity: Effect of Weight Loss and Potential Therapeutic Implications · completed
NCT02217943 — Prospective Metabolic Surgery in T2DM Chinese Subjects · NA · completed
NCT03853590 — Improvement of Insulin Resistance After Bariatric Surgery · NA · completed

Other recruiting trials for Obesity

Currently open trials in the same condition.

NCT07403604 — Effect of Insulin Lowering on Lipogenesis · Phase 1 · recruiting
NCT07509307 — AMAZE 6: A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight and Knee · Phase 3 · recruiting
NCT07272837 — Impact of Semaglutide (Ozempic/Wegovy®) on Heart and Muscle Mass · recruiting
NCT07481630 — A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight and Knee Osteoart · Phase 3 · recruiting
NCT07527195 — Understanding the Effect of CagriSema, Cagrilintide, and Semaglutide on Muscle Health (Role of Amylin Signature in Muscl · Phase 1 · recruiting

Other University of Wuerzburg trials

Trials by the same sponsor.

NCT06890052 — Effects of Isolated Lumbar Extension Resistance Training Alone and in Combination with General Exercise and Manual Thera · NA · active not recruiting
NCT05924542 — Kelaa Mental Resilience App for Employees · NA · completed
NCT05585593 — Registry for Hypoparathyroidism Wuerzburg · recruiting
NCT03437174 — Burden of Illness in Hypoparathyroidism · completed

Verify against primary sources

ClinicalTrials.gov — authoritative US registry record
WHO ICTRP — international registry index
EU Clinical Trials Register
Sponsor press releases (Google)

Data sources for this page

Trial protocol + status: ClinicalTrials.gov NCT01352403 (US National Library of Medicine, public domain)
Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by University of Wuerzburg
Last refreshed: 8 February 2023

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT01352403.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing