To compare the safety and effectiveness of robotic-assisted Duodenal-Switch Bariatric Surgical Procedures (including Biliopancreatic Diversion-Duodenal-Switch/BPD-DS, Single Anastomosis- Duodeno Ileal Bypass with Sleeve/SADI-S, and One Anastomosis Duodenal Switch/OADS) with laparoscopic approaches using real world data (RWD) from the Premier Healthcare Database (PHD). The study endpoints include:
Safety Related Outcomes
1. Intraoperative Complication Rates
2. Transfusion Rates
3. 30-Day Post-Operative Complication Rates\*
4. 30-Day Readmission Rates\*
5. 30-Day Reoperation Rates\*
6. 30-Day Mortality\*
Effectiveness Related Outcomes
1. Conversion Rate to Open Surgery
2. Operative Time
3. Length of Hospital Stay
