The Bialystok Bariatric Surgery Study

Recruiting now

Conditions studied: Obesity, Diabetes Mellitus, Metabolic Syndrome, Dyslipidemias, PreDiabetes

In brief

The Bialystok Bariatric Surgery Study (BBSS) is a prospective observational cohort study of patients undergoing bariatric surgery at the First Clinical Department of General and Endocrine Surgery at the Medical University of Bialystok. The BBSS consists of a battery of baseline tests established one month prior to the surgery and repeated at one, three, six, twelve and twenty four-month follow-up clinical visits.

Key facts

Study ID

NCT04634591

Run by

Medical University of Bialystok

People needed

1000

Starts

2015-09-10

Expected to finish

2026-12-31

Last updated by the study team

2026-04-14

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• BMI ≥ 40 kg/m2, or BMI ≥ 35 and at least one or more obesity-related co-morbidities such as type 2 diabetes (T2D), hypertension, sleep apnea and other respiratory disorders, non-alcoholic fatty liver disease, osteoarthritis, lipid abnormalities, gastrointestinal disorders, or heart disease.
• Inability to achieve a healthy weight loss sustained for a period of time with prior weight loss efforts
• Patient consent for participation in research project
• Willingness in participation in follow-up visits

You may not qualify if…

• substance abuse,
• uncontrolled psychiatric illness
• expected lack of compliance
• advanced-stage cancer
• Non-obese control group:
• BMI <30

Where it is running

• Clinical Research Centre, Medical University of Bialystok — Bialystok, Podlaskie Voivodeship, Poland (enrolling)

Full record on ClinicalTrials.gov

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