70
Participants
Start Date
October 16, 2017
Primary Completion Date
April 24, 2023
Study Completion Date
April 24, 2023
Roux-en-Y Gastric Bypass (RYGBP)
This is a standard RYGBP procedure that would be performed clinically and is not research-specific.
Sleeve Gastrectomy (SG)
This is a standard SG procedure that would be performed clinically and is not research-specific.
Very Low Calorie Diet (VLCD)
Weight loss with calorie restricted liquid diet. Subjects will be placed on a 800 kcal/day diet with a meal replacement (Optifast) provided by the investigator for 12 weeks. Then, transitioning to a higher calorie diet intake up to a year. Subjects will be closely monitored by study dietitian
Columbia University Medical Center, New York
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Columbia University
OTHER