| Active Not Recruiting | POWER AUDIT, Postoperative Outcomes Within an Enhanced Recovery After Surgery Protocol After Gastric Surgery ( Adenocarcinoma of Stomach, Critical Pathways, Enhanced Recovery After Surgery (ERAS) Protocol | — | 2024-09-01 |
| Active Not Recruiting | POWER AUDIT, Postoperative Outcomes Within an Enhanced Recovery After Surgery Protocol Colorectal Surgery, Critical Pathways, Enhanced Recovery After Surgery | — | 2023-11-14 |
| Completed | Microporous Polysaccharide Hemospheres (MPH) Improving Outcome After Rectal Surgery Postoperative Sepsis | — | 2021-04-01 |
| Unknown | Long-term Enlarged Survival After an Enhanced Recovery Protocol (LESAS). Major Surgery | — | 2020-09-01 |
| Unknown | Postoperative Outcomes Within an Enhanced Recovery After Bariatric Surgery Protocol Perioperative Care, Postoperative Complications, Bariatric Surgery Candidate | — | 2019-10-22 |
| Unknown | Postoperative Outcomes Within an Enhanced Recovery After Surgery Protocol in Gastric Surgery for Cancer Perioperative Care, Postoperative Complications, Gastric Cancer | — | 2019-10-22 |
| Unknown | Postopoperarive Outcomes After Colorectal Surgery in Europe (euroPOWER) Perioperative Care, Colorectal Surgery, Postoperative Complications | — | 2019-09-15 |
| Unknown | Validity of Aortic Pulse Wave Velocity in Predicting the 6- Minute Walking Test Before Major Non-cardiac Surge Perioperative/Postoperative Complications, Surgery, Exercise Tolerance | — | 2019-05-01 |
| Unknown | Postoperative Outcomes Within an Enhanced Recovery After Surgery Protocol (POWER2) Arthroplasty, Replacement, Hip, Arthroplasty, Replacement, Knee | — | 2018-10-22 |
| Completed | Postoperative Outcomes Within an Enhanced Recovery After Surgery Protocol Perioperative Care, Postoperative Complications, Colorectal Surgery | — | 2017-09-15 |
| Unknown | Implementation of Enhanced Recovery Protocol in Spain Major Surgery | — | 2016-07-15 |