Multicenter retrospective study to validate the safety and efficacy of laparoscopic sleeve gastrectomy and laparoscopic sleeve gastrectomy + duodeno-jejunal bypass for morbid obesity

Multicenter retrospective study to validate the safety and efficacy of laparoscopic sleeve gastrectomy and laparoscopic sleeve gastrectomy + duodeno-jejunal bypass for morbid obesity - Multicenter retrospective study of laparoscopic sleeve gastrectomy and laparoscopic sleeve gastrectomy + duodeno-jejunal bypass

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000020292

Enrollment

400

Registered

2016-01-01

Start date

2016-01-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Morbid obesity

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Morbid obesity patients who underwent LSG or LSG/DJB from January 2005 to December 2015, satisfying following conditions 1, BMI 35Kg / m2 or more at first medical examination 2, Age: 18-65 years of age 3, Gender: unquestioned

Exclusion criteria

Exclusion criteria: Patients determined to be inappropriate as a test subject by investigators

Design outcomes

Primary

Measure	Time frame
To evaluate safety Confirm postoperative complications within 30 post operative days	—

Secondary

Measure	Time frame
To evaluate efficacy Weight loss and HbA1c at 12months after surgery	—

Countries

Japan

Contacts

Public ContactNaoki Tanaka

Tohoku University Hospital Department of surgery

n-tanaka@surg1.med.tohoku.ac.jp022-717-7205

Outcome results