| Not Yet Recruiting | Lung Ultrasound Score as Post Operative Predictive Value of Pulmonary Complications in Living Liver Transplant NCT06498895 | Ain Shams University | — |
| Recruiting | Spinal Versus General Anesthesia on Postoperative Pulmonary Complications NCT06425627 | Tongji Hospital | N/A |
| Not Yet Recruiting | Supraglottic Airway vs Tracheal Intubation on PPCs Among High-risk Geriatric Patients NCT06391333 | RenJi Hospital | N/A |
| Recruiting | Current Practice of Ventilation Strategies in Children Undergoing General Anesthesia NCT06166706 | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | — |
| Completed | Respiratory Exercise Diary in Major Abdominal Surgery NCT06078644 | TC Erciyes University | N/A |
| Recruiting | Perioperative Oral Decontamination and ImmunoNuTrition (POINT) in Elderly NCT05971810 | Peking Union Medical College Hospital | N/A |
| Unknown | Effect of Prone Position Training on Pulmonary Complications in Patients Undergoing Laparoscopic Colorectal Su NCT06001411 | Min Su | N/A |
| Recruiting | Post-neurosurgical Respiratory Muscle Dysfunction NCT05951114 | Beijing Sanbo Brain Hospital | — |
| Unknown | FSTL1 and PPCs on Pediatric Within LDLT:a Prospective Cohort Analysis NCT05807802 | Tianjin First Central Hospital | — |
| Completed | Evaluation of Perioperative Lung Ultrasound Scores (LUS) in Living Donor Nephrectomy Surgeries NCT05815888 | Istanbul University | — |
| Unknown | Use of Airway Pressure Release Ventilation in Morbidly Obese Patients Undergoing Open Heart Surgery NCT05670483 | Ain Shams University | N/A |
| Completed | Intraoperative Hypocapnia in PROVHILO and PROBESE NCT05550181 | NMC Specialty Hospital | — |
| Completed | a Bayesian Analysis of Three Randomised Clinical Trials of Intraoperative Ventilation NCT05886387 | Instituto de Investigacion Sanitaria La Fe | — |
| Completed | Use of Point-of-care Lung Ultrasound Before and After Surgery Trying to Predict Post-operative Pulmonary Compl NCT05502926 | Moshe Rucham MD | — |
| Completed | Intraoperative Mechanical Power and Ventilation-Associated Lung Injury: Assessing Complications NCT06375980 | Dr Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital | — |
| Unknown | Effect of Perioperative OPEP Therapy on Post-operative Pulmonary Complications NCT05134610 | Western University, Canada | N/A |
| Withdrawn | Intra-operative Fraction of Inspired Oxygen and Lung Injury in Coronary Artery Bypass Grafting Surgery NCT04115501 | University of Louisville | N/A |
| Completed | Predictive Value of Ariscat Index In The Development of Pulmonary Complication After Major Abdominal Cancer Su NCT04663958 | Dr Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital | — |
| Completed | Association of the Neutrophil/Lymphocyte Ratio With Pulmonary Complications and Mortality in COVID-19 Patients NCT05052346 | Hospital General de Mexico | — |
| Completed | ARISCAT and LAS VEGUS Risk Scores for Predicting Postoperative Pulmonary Complications After Cardiac Surgery NCT06173583 | Aga Khan University | — |
| Completed | Re-Evaluation of the Effects of High PEEP During General Anesthesia For Surgery (REPEAT) NCT03937375 | Hospital Israelita Albert Einstein | — |
| Unknown | Perioperative Rehabilitation of Cardiac Valvular Surgery NCT03709511 | Guangdong Provincial People's Hospital | N/A |
| Unknown | Perioperative Pulmonary Monitoring in Major Emergency Surgery NCT03977337 | Zealand University Hospital | — |
| Completed | Perioperative Goal Directed Therapy (PGDT) in Spinal Surgery in the Prone Position NCT04025086 | University of Catania | — |
| Unknown | Perioperative Lung Ultrasonography for Fast-track Cardiac Surgery NCT03527862 | Seoul National University Hospital | N/A |
| Completed | Furosemide and Coarctation Surgery Lung Complications NCT03364842 | Cairo University | Phase 2 |
| Completed | Prophylactic Noninvasive Ventilation in vs Postoperative Standard Care in High Risk Patients According to ARIS NCT03629431 | Institut Cancerologie de l'Ouest | N/A |
| Unknown | Dual Acupoints Stimulation Alleviates Pulmonary Complication NCT03230045 | Air Force Military Medical University, China | N/A |
| Unknown | Driving Pressure Limited Ventilation During Video-assisted Thoracoscopic Lobectomy NCT03177564 | The Affiliated Hospital of Xuzhou Medical University | N/A |
| Unknown | Protective Ventilation During Pulmonary Lobectomy NCT03174743 | Xuzhou Medical University | N/A |
| Completed | Rest Ventilatory Parameters Predict Morbidity and Mortality in Thoracic Surgery NCT03498352 | St. Anne's University Hospital Brno, Czech Republic | — |
| Unknown | Incentive Spirometry in Non-critically Ill Hospitalized Patients With Acute Respiratory Failure NCT02873000 | Jewish Hospital, Cincinnati, Ohio | N/A |
| Completed | Incidence of Residual Neuromuscular Blockade in Intra-abdominal Surgery: A Prospective, Observational Study NCT02984839 | OhioHealth | — |
| Completed | Change in Management Following Bronchoscopy in Hematopoietic Stem Cell Transplant Patients With Pulmonary Infi NCT04998903 | King Faisal Specialist Hospital & Research Center | — |
| Completed | Lung Protective Ventilation During Pulmonary Lobectomy in Children NCT02680925 | Seoul National University Hospital | N/A |
| Completed | Ulinastatin Reduces Postoperative Pulmonary Complications in Cardiac Surgery NCT07237243 | Qin Zhang | — |
| Completed | Effect of Intraoperative Allogeneic Blood Transfusion on Postoperative Pulmonary Complications NCT05661838 | Second Affiliated Hospital, School of Medicine, Zhejiang University | — |