| Enrolling By Invitation | Post-Surgical Outcomes of Conventional vs 3-Point Mesh Fixation in Lichtenstein Repair: An RCT NCT07334548 | Sindh Institute of Urology and Transplantation | N/A |
| Not Yet Recruiting | Chinese Ostomy Collaboration Group (COCG) Clinical Study -SITI Classification NCT07111429 | Peking University Cancer Hospital & Institute | — |
| Not Yet Recruiting | Variability and Post-op AEs: Does Preoperative CardioPulmonary Variability Assessment Identify Risk of Postope NCT07016022 | Ottawa Hospital Research Institute | — |
| Completed | The Effect of Emotional Freedom Technique on Patients Receiving Preventive Foot Care NCT07066371 | Bitlis Eren University | N/A |
| Not Yet Recruiting | Heparin Alone vs. Heparin-Aspirin Combo in Free Flap Survival NCT06512233 | Aga Khan University | N/A |
| Not Yet Recruiting | Antibiotic Prophylaxis in Metabolic Bariatric Surgery NCT06510452 | General Committee of Teaching Hospitals and Institutes, Egypt | N/A |
| Not Yet Recruiting | Relationship Between Hand Dynamometer Measurements, PFT, and mFI With Postoperative Outcomes NCT06338007 | Atatürk Chest Diseases and Chest Surgery Training and Research Hospital | — |
| Completed | Surgical Management Of Gastroschisis NCT06461325 | University Hospital, Clermont-Ferrand | — |
| Recruiting | Early Postoperative Complications in Patients Undergoing Bariatric Surgery NCT06372912 | Instituto Mexicano del Seguro Social | — |
| Unknown | Observational Study for Perioperative Care of Patients Requiring ICU (OPICU) NCT05995925 | Koç University | — |
| Completed | The Effect of Preoperative Ferric Carboxymaltose Administration on Mortality in Geriatric Hip Fractures NCT06080893 | Istanbul University | Phase 4 |
| Completed | Paresthesia in Hand and Antebrachium Following CardiacSurgery: Incidence, Risk Factors and Clinical Course NCT06088823 | Rigshospitalet, Denmark | — |
| Active Not Recruiting | Complications and Recurrences After Mohs Micrographic Surgery and Slow Mohs NCT06014619 | Maastricht University Medical Center | — |
| Completed | HIgh Versus STAndard Blood Pressure Target in Hypertensive High-risk Patients Undergoing Major Abdominal Surge NCT05637606 | Humanitas Clinical and Research Center | N/A |
| Completed | Association Between Post-covid Infection Status and Perioperative Morbidity: A Ambispective Cohort Study NCT05689840 | Peking Union Medical College Hospital | — |
| Completed | Inspiratory Muscle Training and Pulmonary Function in Patients Submitted to Bariatric Surgery NCT05575089 | Universidade Cidade de Sao Paulo | N/A |
| Unknown | The Use of the "Comprehensive Complication Index" for Urinary Lithiasis Surgery. NCT05593783 | Sismanoglio General Hospital | — |
| Unknown | Clinical Validation of the C-Arm Rotational View (CARV) to Avoid Rotational Malalignment After Intramedullary NCT05459038 | University Medical Center Groningen | N/A |
| Unknown | Norwegian Stoma Trial NCT05243771 | The Hospital of Vestfold | — |
| Completed | Intra-abdominal Pressure and Insufflator Effects in Robotic Surgery NCT06132490 | Koç University | N/A |
| Enrolling By Invitation | Endoscopic Metabolic and Bariatric Therapies NCT05725967 | Christopher C. Thompson, MD, MSc | — |
| Completed | Effect of ESPB and Rhomboid Block on VATS Method NCT05618210 | Marmara University | N/A |
| Unknown | Oral Immunonutrition With Synbiotics, Omega 3 and Vitamin D in Patients Undergoing Duodenopancreatectomy for T NCT05271344 | Centre Hospitalier Universitaire de Liege | N/A |
| Unknown | Quantitative Fluorescence Angiography With ICG for Perfusion Assessment During Surgery NCT05489757 | IRCCS San Raffaele | N/A |
| Unknown | Hemodynamics and Myocardial Injury After Non-cardiac Surgery NCT05188001 | University of British Columbia | — |
| Unknown | Interdisciplinary Scoliosis Correction Program. NCT05159505 | Pomeranian Medical University Szczecin | — |
| Unknown | Transcranial Doppler During Liver Transplantation NCT05144451 | Mansoura University | N/A |
| Unknown | Trends and Safety in Revisional Bariatric Surgery in Italy NCT05194943 | University of Roma La Sapienza | — |
| Unknown | Optimization of Patients' Physical and Mental Status Prior to Colorectal Cancer Surgery NCT04909567 | Karolinska Institutet | N/A |
| Completed | Evaluation of Postoperative Acute Kidney Injury (AKI) Incidence and Risk Factors in Patients Underwent Pneumon NCT05672238 | Ankara University | — |
| Completed | Impact of Various Diets on Surgical Complications NCT05069402 | Stanley Dudrick's Memorial Hospital | N/A |
| Completed | Gender Differences in Robotic Surgery for Rectal Cancer: a Retrospective Study NCT06391060 | Daorong Wang | — |
| Unknown | INcidence of PostOperative Delirium Incidence in Surgical Patients: an Observational Cohort Study in New Zeala NCT04840316 | Auckland City Hospital | — |
| Completed | Perioperative Troponin I and NT Pro-BNP in Lung Resection NCT04749212 | Hospital Universitari Vall d'Hebron Research Institute | — |
| Completed | Continuous Wireless Monitoring of Vital Signs and Automated Alerts of Postsurgical Patient Deterioration. NCT04640415 | Rigshospitalet, Denmark | N/A |
| Completed | The Model for End-Stage Liver Disease Sodium (MELD-Na) Score in Non-cirrhotic Patients With Gastric Cancer NCT04791293 | Istanbul Training and Research Hospital | — |
| Completed | Early Drain Removal Versus Standard Drain Management After Distal Pancreatectomy (Early-Dist) NCT04609137 | IRCCS San Raffaele | N/A |
| Completed | Impact of Extubation Location After Surgery on Perioperative Times NCT06249659 | University Hospital, Clermont-Ferrand | — |
| Completed | Anabolic Effects of Intraoperative Feeding in Reconstruction Surgery NCT04266015 | E-DA Hospital | N/A |
| Completed | Optimizing Acute Post-Operative Dental Pain Management Using New Health Information Technology NCT03881891 | University of California, San Francisco | N/A |
| Unknown | Predictive Value of QoR15 for Complications NCT04744376 | Mehmet Ali Koç | — |
| Completed | Acute Effect of Positive Expiratory Pressure Versus Breath Stacking Technique After Cardiac Surgery NCT04013360 | Universidade Federal de Santa Maria | N/A |
| Completed | Comparison of Narrow and Regular Implants NCT04572490 | T.C. Dumlupınar Üniversitesi | — |
| Completed | Evaluation of TIP Urethroplasty With Spongioplasty-Dartosoraphy Reinforcement in Pediatric Hypospadias NCT05960123 | Al-Azhar University | N/A |
| Completed | Study to Analyze the Surgical Site Infections in a Group of Patients Who Were Randomly Applied a Negative Pres NCT05455801 | Hospital Universitario Central de Asturias | N/A |
| Unknown | GlideScope® Versus Macintosh Laryngoscope for Post-thyroidectomy Assessment of Vocal Cord Mobility NCT03834597 | Ain Shams University | — |
| Completed | Randomized Controlled Trial to Study the Outcome of Intravenous Phosphate Supplementation in Live Donors Under NCT04026438 | Institute of Liver and Biliary Sciences, India | Phase 4 |
| Unknown | Effects of Microcrystalline Titanium Dioxide With Covalently Linked Monovalent Silver Ions on Complications Af NCT03789799 | Università degli Studi dell'Insubria | Phase 3 |
| Unknown | Effects of Microcrystalline Titanium Dioxide With Covalently Linked Monovalent Silver Ions on Complications Af NCT03791294 | Università degli Studi dell'Insubria | Phase 3 |
| Completed | PeRioperative Omega Three and the Effect on ImmuNity NCT03598413 | Royal Surrey County Hospital NHS Foundation Trust | N/A |
| Completed | Fast Track Concept for Transfemoral TAVI NCT04792827 | University Hospital Schleswig-Holstein | — |
| Terminated | Surveillance of High-risk Early Postsurgical Patients for Real-time Detection of Complications NCT02957825 | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | N/A |
| Completed | Identifying Patients in Risk of Post-operative Complications Using PACU Discharge Criteria NCT04188093 | Rigshospitalet, Denmark | — |
| Completed | Preoperative High Dose Steroids for Liver Resection- Effect on Complications in the Immediate Postoperative Pe NCT03403517 | Rigshospitalet, Denmark | Phase 4 |
| Completed | Periinterventional Outcome Study in the Elderly NCT03152734 | Mark Coburn | — |
| Completed | Impact of Dexmedetomidine on Sleep Quality NCT03117790 | Peking University First Hospital | Phase 4 |
| Unknown | The Effects on Major Organ Complications on Esophagectomy of New Anesthetic ERAS Strategy: a Prospective Inves NCT03176680 | National Taiwan University Hospital | N/A |
| Unknown | The Impact of Prehabilitation Bundle on Perioperative Outcome for Frail Elderly Patients Undergoing Major Abdo NCT02921932 | Singapore General Hospital | N/A |
| Completed | Dexmedetomidine Supplemented Analgesia and Incidence of Postoperative Delirium NCT03012984 | Peking University First Hospital | N/A |
| Unknown | A Novel Classification for the Assessment and Grading of Unexpected Events in Pediatric Surgery: The Clavien-M NCT05277441 | Hannover Medical School | — |
| Unknown | Clinical Trial of Thoracoscopic Bullectomy Surgery Under Spontaneous Ventilating Anesthesia NCT03016858 | Guangzhou Institute of Respiratory Disease | Phase 3 |
| Completed | Chlorhexidine Gluconate vs Povidone-Iodine Vaginal Cleansing Solution Prior to Cesarean Delivery NCT02915289 | Richmond University Medical Center | Phase 3 |
| Completed | Perioperative Endothelial Dysfunction in Patients Undergoing Major Acute Abdominal Surgery NCT03010969 | Zealand University Hospital | — |
| Completed | Myeloid-derived Suppressor Cells in Colorectal Cancer NCT04943419 | Jagiellonian University | — |
| Completed | Diaphragmatic Echography After Thoracic Surgery NCT03347578 | Università degli Studi di Ferrara | — |
| Unknown | Evaluation of Robot-assisted Intracorporeal Urinary Reconstruction NCT03280459 | Kantonsspital Winterthur KSW | — |
| Completed | Orthopaedic Implant Removal NCT03164408 | Universitätsmedizin Mannheim | — |
| Unknown | Single Dose of Tranexamic Acid and Blood Loss, in Elderly Patients With Hip Fracture NCT03251469 | National and Kapodistrian University of Athens | Phase 2 |
| Completed | Perioperative Fluid Management: Goal-directed Versus Restrictive Strategy NCT02625701 | University Hospital, Geneva | Phase 3 |
| Completed | Trial Comparing Electric and Harmonic Scalpel in Mastectomy NCT01391988 | Barretos Cancer Hospital | Phase 3 |