| Not Yet Recruiting | Timing for Computed Tomography and Post-Resuscitation Care on Short-Term Outcomes in Out-of-Hospital Cardiac A NCT06936917 | National Taiwan University Hospital | — |
| Not Yet Recruiting | PRE-hospital Cooling to improvE carDiac arrEst Neurological outComEs (PRECEDENCE) NCT07421882 | Singapore General Hospital | N/A |
| Recruiting | Drone Delivery of Automated External Defibrillators to Lay Users (DAEDALUS): A Proof of Concept Study NCT07430813 | University of Surrey | — |
| Recruiting | Early Double Sequential Defibrillation in Out of Hospital Cardiac Arrest NCT07174986 | Gabriel Riva | Phase 2 / Phase 3 |
| Completed | Prehospital ETI in OHCA NCT07524881 | Haseki Training and Research Hospital | — |
| Enrolling By Invitation | Skeletal Muscle Mass on Prognosis and Recovery in Clinical Trial NCT07034170 | National Taiwan University Hospital | N/A |
| Not Yet Recruiting | Ambulance Clinicians' Experiences of Attending OHCA in Children NCT06922019 | University of Warwick | — |
| Recruiting | Initial Double Sequential External Defibrillation in Out of Hospital Cardiac Arrest NCT06672159 | St. Olavs Hospital | N/A |
| Recruiting | Refractory Cardiac Arrest Treated On Field By ECMO NCT06397417 | Assistance Publique - Hôpitaux de Paris | — |
| Not Yet Recruiting | Epinephrine Versus Isoprenaline During Out-of-Hospital Cardiac Arrest With Asystole NCT06473116 | University of Southern Denmark | Phase 4 |
| Not Yet Recruiting | The OSIRIS ECPR Trial NCT06805344 | General University Hospital, Prague | N/A |
| Recruiting | Technological and Patient-tailored Innovations for Maximizing Effectiveness of Cardiac Arrest Resuscitation NCT06538155 | Università Vita-Salute San Raffaele | — |
| Recruiting | Rapid Prehospital ACcess to ECPR in Prague NCT06789978 | General University Hospital, Prague | N/A |
| Recruiting | Neuroprotective Effect of Remote Ischemic Post-conditioning in Out-of-hospital Cardiac Arrest NCT06473207 | Centre Hospitalier Intercommunal de Toulon La Seyne sur Mer | N/A |
| Active Not Recruiting | Artificial Intelligence Cerebral Gray-white Matter Ratio Module Usage in Hsinchu District Hsinchu District Usi NCT06856018 | National Taiwan University Hospital | — |
| Recruiting | Enhanced Community First Responder System Evaluation in Singapore NCT06530433 | Singapore General Hospital | N/A |
| Recruiting | The Effect of Prehospital Combination of Epinephrine, Vasopressin, and Steroid in OHCA NCT06203847 | National Taiwan University Hospital | N/A |
| Recruiting | REmote COnditioning in Out-of-Hospital Cardiac Arrest NCT06306625 | Hospices Civils de Lyon | N/A |
| Recruiting | Emergency Resuscitative Endovascular Balloon Occlusion of the Aorta in Out of Hospital Cardiac Arrest NCT06071910 | Queen Mary University of London | N/A |
| Recruiting | Cardiac Arrest Bundle of cARE Trial NCT05917717 | University Hospital Southampton NHS Foundation Trust | N/A |
| Completed | Left Ventricular Ejection Fraction in Cardiac Arrest Survivors Treated With Extracorporeal Cardiopulmonary Res NCT06046339 | Assistance Publique - Hôpitaux de Paris | — |
| Recruiting | Prehospital Resuscitation Intranasal Cooling Effectiveness Survival Study 2 NCT06025123 | Karolinska Institutet | N/A |
| Unknown | Pre-hospital ECMO or Conventional Resuscitation for Refractory Cardiac Arrest NCT06177730 | Australian and New Zealand Intensive Care Research Centre | N/A |
| Recruiting | First Responder Airway & Compression Rate Trial NCT05969028 | University of Washington | N/A |
| Active Not Recruiting | Frontal EEG in OHCA Feasibility Study NCT06072092 | Medical University of Graz | — |
| Completed | REsuscitation Survey of Police Officers in New Taipei City for Duty NCT06955351 | Far Eastern Memorial Hospital | — |
| Completed | "The Effect of the Use of an Autotransfusion Device on Hemodynamic Parameters During Resuscitation". NCT06153160 | University Medical Centre Maribor | N/A |
| Completed | Benefit of Hypothermia in OHCA Complicating AMI NCT06141252 | Yonsei University | N/A |
| Recruiting | Systemic Evaluation of the Etiologies of Young Adults With Non-traumatic Out-of-hospital Cardiac Arrest NCT06122337 | National Taiwan University Hospital | — |
| Recruiting | Automatic Ventilation in Prehospital Resuscitation on OHCA NCT06067204 | National Taiwan University Hospital | N/A |
| Completed | Accidental Hypothermia in Drowning-related OHCA NCT05908630 | Prehospital Center, Region Zealand | — |
| Completed | Influence of Enteral Microbiome on Mortality of Patients With Cardiogenic Shock NCT06006754 | University Hospital, Essen | — |
| Recruiting | Accuracy of EEG Slow Wave Activity in Predicting Favourable Outcome in Patients With Hypoxic Brain Injury - A NCT06564675 | University of Helsinki | — |
| Recruiting | The Development of the Simulation Curriculum and AI-incorporated Assessment Tool for Transesophageal Echocardi NCT06567912 | National Taiwan University Hospital | — |
| Completed | EXecution of Trans-Esophagus Echo Cardiogram in CardioPulmonary Resuscitation for Patients With Out-of-hospita NCT05907460 | Far Eastern Memorial Hospital | N/A |
| Recruiting | The Danish Out-of-Hospital Cardiac Arrest Study NCT05895838 | Christian Hassager | Phase 3 |
| Completed | Predicting 28-Day Survival in OHCA Patients NCT07023159 | Haseki Training and Research Hospital | — |
| Recruiting | Relevance of Reversible Causes During OHCA (Rebecca Study) NCT05784480 | Medical University of Vienna | N/A |
| Unknown | Impact of Mobile Phone Application Use on Adult BLS NCT05784675 | Nino Fijačko | N/A |
| Recruiting | Impact of Early Antibiotics on Non-Traumatic Out of Hospital Cardiac Arrest (OHCA) NCT05914779 | Hamad Medical Corporation | N/A |
| Unknown | Feedback Intervention and Treatment Trial in Patients With Out-of-Hospital Cardiac Arrest NCT06299969 | St.Bernward Hospital | — |
| Unknown | Early Neurological Assessment With Pupillometry in Cardiac Arrest During Resuscitation NCT05192772 | Societa Italiana Anestesia Analgesia Rianimazione e Terapia Intensiva | — |
| Unknown | iGOGO -Assessment of CPR Skill,Willingness and Public AED in Layperson:A Cohort Study NCT05659108 | Chang Gung Memorial Hospital | — |
| Unknown | Blood Pressure and Cerebral Blood Flow After Cardiac Arrest NCT05434910 | Niels Damkjær Olesen | N/A |
| Completed | The Systematic Approach for Identification of Cause Among Out-of-hospital Cardiac Arrest Survivors NCT06012838 | National Taiwan University Hospital | N/A |
| Completed | Referral of Callers to Retrieve Drone-delivered AEDs in Out-of-hospital Cardiac Arrest NCT05391256 | Karolinska Institutet | N/A |
| Unknown | AI to Improve Data From Danish Cardiac Arrest Registry NCT05308303 | Prehospital Center, Region Zealand | — |
| Unknown | International Termination of Resuscitation Practices NCT05029180 | University of Southern Denmark | — |
| Unknown | Developing a Digital Handover Application for Paramedics to Provide a Personalized Approach to Pre-hospital St NCT05185063 | King's College London | — |
| Unknown | AI to Improve Outcome From Traumatic Cardiac Arrest NCT05294575 | Prehospital Center, Region Zealand | — |
| Recruiting | NFL Dynamics as a Predictor Factor in Patients With Out of Hospital Cardiac Arrest NCT05218278 | University Medical Centre Maribor | — |
| Completed | Steroid, Thiamine and Ascorbic Acid for Comatose Out-of-hospital Cardiac Arrest Survivors NCT04921189 | Asan Medical Center | Phase 2 |
| Completed | Cardiac Arrest and Ventilation Method NCT05550454 | Seoul National University Hospital | N/A |
| Unknown | Prehospital TEE in Cardiac Arrest NCT05185596 | Medical University of Vienna | N/A |
| Recruiting | Cardiac Arrest in Residential Areas With Mobile First-responder Activation NCT04446585 | Emergency Medical Services, Capital Region, Denmark | N/A |
| Recruiting | Wroclaw Out-Of-Hospital Cardiac Arrest Registry NCT05132387 | Wroclaw Medical University | — |
| Completed | Dose-Finding Study of Intranasal Insulin in Healthy Participants Insulin in Healthy Participants NCT05062785 | Robert Silbergleit | Phase 1 |
| Unknown | Epidemiological Study on the Management of Out-of-hospital Cardiac Arrest Survivors in Champagne ArDEnnes NCT04993716 | Stephane Sanchez | — |
| Terminated | Ceftriaxone to PRevent pneumOnia and inflammatTion aftEr Cardiac arresT (PROTECT) NCT04999592 | David J. Gagnon | Phase 2 |
| Completed | Ventilation Monitoring in OHCA NCT04988906 | Sunnybrook Health Sciences Centre | N/A |
| Recruiting | German Cardiac Arrest Registry NCT05142124 | Leipzig Heart Science gGmbH | — |
| Recruiting | Core Temperature in Patients With OHCA NCT04976712 | Azienda Sanitaria dell'Alto Adige | — |
| Active Not Recruiting | The PulsePoint Study NCT04806958 | Dr. Steven Brooks | N/A |
| Unknown | REBOA in Out-of-hospital Cardiac Arrest NCT04373122 | Insel Gruppe AG, University Hospital Bern | N/A |
| Completed | AED-delivery Using Drones in Suspected OHCA NCT04723368 | Karolinska Institutet | N/A |
| Terminated | CAOCT: Intra CoronAry Optical Computerized Tomography in out-of Hospital Cardiac Arrest Patients NCT04431661 | Ceric Sàrl | — |
| Unknown | Differential Diagnosis and Cause-specific Treatment During OHCA NCT04670354 | Helsinki University Central Hospital | — |
| Completed | AutoPulse Compared With Manual Technique for OHCA Patients on Outcome and CPR Process. NCT04663009 | Lars Wik | — |
| Unknown | Factors Associated With CPC 1-2 in 110 Patients Admitted in French ICU for a Myocardial Infarction Complicated NCT04584463 | Central Hospital, Nancy, France | — |
| Recruiting | A Danish ICD-study in Patients with Coronary Artery Disease Resuscitated from Ventricular Fibrillation NCT04576130 | Rigshospitalet, Denmark | N/A |
| Completed | Steroid Treatment After Resuscitated Out-of-Hospital Cardiac Arrest NCT04624776 | Christian Hassager | Phase 2 |
| Completed | The Impact of Aortic Valve Compression During Cardio-pulmonary Resuscitation on Patients With Out-of-hospital NCT05932784 | Far Eastern Memorial Hospital | — |
| Completed | Venous Injection Compared To intraOsseous Injection During Resuscitation of Patients With Out-of-hospital Card NCT04135547 | National Taiwan University Hospital | N/A |
| Unknown | Intraosseous Versus Intravenous Vascular Access During Resuscitation Following Out-of-Hospital Cardiac Arrest NCT04130984 | Second Affiliated Hospital, School of Medicine, Zhejiang University | N/A |
| Completed | AED-delivery Using Drones in Out-of-hospital Cardiac Arrest NCT04415398 | Karolinska Institutet | N/A |
| Unknown | Pre-hospital Post ROSC Care: Are we Achieving Our Targets? NCT04339257 | University Medical Center Groningen | — |
| Unknown | Geographical Association Between Basic Life Support Courses, Bystander Cardiopulmonary Resuscitation and Survi NCT04353089 | Emergency Medical Services, Capital Region, Denmark | — |
| Completed | Pre-hospital ECMO in Advanced Resuscitation in Patients With Refractory Cardiac Arrest. ( SUB30 ) NCT03700125 | Barts & The London NHS Trust | N/A |
| Completed | Dispatcher-Assisted CPR: Low-Dose, High-Frequency Simulation-Based Training NCT04085692 | Emergency Medical Services, Capital Region, Denmark | N/A |
| Completed | DOuble SEquential External Defibrillation for Refractory VF NCT04080986 | Sunnybrook Health Sciences Centre | N/A |
| Completed | Tissue Oxygenation During Cardiopulmonary Resuscitation as a Predictor of Return of Spontaneous Circulation NCT04058925 | Miha Košir | — |
| Completed | Lowlands Saves Lives: A Randomized Trial Comparing CPR-quality Between Face-to-face vs. Lifesaver VR Training NCT04013633 | Radboud University Medical Center | N/A |
| Terminated | Advanced Reperfusion Strategies for Refractory Cardiac Arrest NCT03880565 | University of Minnesota | N/A |
| Unknown | Percutaneous Left Stellate Ganglion Block In Out-of-hospital Cardiac Arrest Due to Refractory VEntricular Arrh NCT04168970 | Fondazione IRCCS Policlinico San Matteo di Pavia | — |
| Completed | Cangrelor in Comatose Survivors of OHCA Undergoing Primary PCI NCT04005729 | University Medical Centre Ljubljana | Phase 4 |
| Terminated | Biochemical Makers for Outcome After Pediatric out-of Hospital Cardiac Arrest NCT03873662 | Brno University Hospital | — |
| Recruiting | The HeartRunner Trial NCT03835403 | Emergency Medical Services, Capital Region, Denmark | N/A |
| Completed | CAvent-Ventilation During Advanced Cardiopulmonary Resuscitation in Out-of-hospital Cardiac Arrest- an Observa NCT04237727 | Uppsala University | — |
| Terminated | Real Time Amplitude Spectrum Area to Guide Defibrillation NCT03237910 | Mario Negri Institute for Pharmacological Research | N/A |
| Completed | Dynamics of the Capillary Lactate Levels in OHCA NCT04571281 | University Medical Centre Maribor | — |
| Completed | IL-6 Inhibition for Modulating Inflammation After Cardiac Arrest NCT03863015 | Christian Hassager | Phase 2 |
| Unknown | Foreign Body Airway Obstruction, Incidence, Survival EMS-treatment and First Aid Treatment by Laypersons NCT04279860 | Emergency Medical Services, Capital Region, Denmark | — |
| Unknown | Etiology, Incidence and Survival of Pediatric Out-of-hospital Cardiac Arrests: a Four-year Danish Analysis NCT04275856 | Emergency Medical Services, Capital Region, Denmark | — |
| Completed | Pediatric Out-of-hospital Cardiopulmonary Arrest NCT05474131 | Centre Hospitalier Régional Metz-Thionville | — |
| Unknown | Outcome After Out of Hospital Cardiac Arrest in Bern, Switzerland NCT03759210 | Insel Gruppe AG, University Hospital Bern | — |
| Completed | The Scandinavian AED and Mobile Bystander Activation Trial NCT02992873 | Karolinska Institutet | N/A |
| Completed | Hypothermia After Cardiac Arrest - Effects on Myocardial Function and Inflammatory Response. NCT03743584 | Oslo University Hospital | N/A |
| Completed | ORI to Reduce Hyperoxia After Out Hospital Cardiac Arrest NCT03653325 | Centre Hospitalier Universitaire Saint Pierre | N/A |
| Completed | P25/30 SSEPs and Neurological Prognosis After Cardiac Arrest NCT03881865 | University Hospital Plymouth NHS Trust | — |
| Completed | CPR Quality and Use of Feedback for OHCA NCT04152252 | Emergency Medical Services, Capital Region, Denmark | — |
| Completed | Livestreaming From Smartphones as a Supplement to Emergency Calls NCT04061187 | Emergency Medical Services, Capital Region, Denmark | — |
| Unknown | Does Bystanders Emotional State Influence Dispatcher-assisted Cardiopulmonary?Resuscitation NCT05113706 | Emergency Medical Services, Capital Region, Denmark | — |
| Completed | Machine Learning Assisted Recognition of Out-of-Hospital Cardiac Arrest During Emergency Calls. NCT04219306 | Emergency Medical Services, Capital Region, Denmark | N/A |
| Withdrawn | Rapid Response VA-ECMO in Refractory Out-of-hospital Cardiac Arrest NCT03658759 | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | — |
| Terminated | Predicting Long-term Outcomes After Cardiac Arrest by Using Serum NGAL NCT03615300 | Uijeongbu St. Mary Hospital | — |
| Completed | Resuscitative Balloon Occlusion of the Aorta in Non-traumatic Out of Hospital Cardiac Arrest NCT03534011 | Norwegian University of Science and Technology | N/A |
| Completed | Feasibility and Safety of Delivering a Ketone Drink to Comatose Survivors of Out-of-hospital Cardiac Arrest NCT03226197 | Barts & The London NHS Trust | N/A |
| Unknown | Targeted Therapeutic Mild Hypercapnia After Resuscitated Cardiac Arrest NCT03114033 | Australian and New Zealand Intensive Care Research Centre | N/A |
| Completed | Clinical Trial of Sodium Nitrite for Out of Hospital Cardiac Arrest NCT03452917 | University of Washington | Phase 2 / Phase 3 |
| Completed | A Randomised Trial of Expedited Transfer to a Cardiac Arrest Centre for Non-ST Elevation Out-of-hospital Cardi NCT03872960 | Guy's and St Thomas' NHS Foundation Trust | N/A |
| Unknown | Silesian Registry of Out-of-Hospital Cardiac Arrests NCT03654859 | Silesian Centre for Heart Diseases | — |
| Unknown | A Pilot Project of Out Of Hospital Cardiac Arrests in Warangal Area,Telangana,India NCT03791359 | SRINIVAS RAMAKA | — |
| Completed | AMCPR (Augmented-Medication CardioPulmonary Resuscitation) Trial for OHCA NCT03191240 | Asan Medical Center | Phase 2 |
| Terminated | Reduction of Oxygen After Cardiac Arrest NCT03138005 | Monash University | N/A |
| Unknown | Cardiac Catheterization in Cardiac Arrest NCT02587494 | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | N/A |
| Completed | Targeted Hypothermia Versus Targeted Normothermia After Out-of-hospital Cardiac Arrest NCT02908308 | Helsingborgs Hospital | N/A |
| Unknown | Selective Cerebral Hypothermia Trial - Under Extracorporeal Cardiopulmonary Resuscitation (SHOT-ECPR) NCT03345706 | National Taiwan University Hospital | N/A |
| Completed | European Registry of Cardiac Arrest Study Two NCT03130088 | German Resuscitation Registry | — |
| Unknown | REstrictive Versus LIberal Oxygen Strategy and Its Effect on Pulmonary Hypertension After Out-of-hospital Card NCT05029167 | University of Southern Denmark | N/A |
| Completed | Prognostic Value of P30 After Cardiac Arrest NCT03175965 | Uijeongbu St. Mary Hospital | — |
| Completed | Out-of-hospital Cardiac Arrest (OHCA) Biomarkers NCT03112486 | University of Florida | — |
| Completed | Early Initiation of Extracorporeal Life Support in Refractory OHCA NCT03101787 | Maastricht University Medical Center | N/A |
| Terminated | Effect of Remote Ischemic Post-conditioning on Out-of-hospital Cardiac Arrest NCT03093948 | Chonnam National University Hospital | N/A |
| Completed | Blood Pressure and OXygenation Targets After OHCA NCT03141099 | Jesper Kjaergaard | N/A |
| Completed | Therapeutic Hypothermia and eArly Waking NCT03065946 | Mid and South Essex NHS Foundation Trust | — |
| Recruiting | Compression Only CPR Versus Standard CPR in Out-Of-Hospital Cardiac Arrest - A Randomized Survival Study NCT03981107 | Karolinska Institutet | N/A |
| Completed | EMERGEncy Versus Delayed Coronary Angiogram in Survivors of Out-of-hospital Cardiac Arrest NCT02876458 | Assistance Publique - Hôpitaux de Paris | N/A |
| Completed | Compression Only-CPR Versus Standard-CPR NCT02401633 | Karolinska Institutet | N/A |
| Completed | Phase 1 Clinical Trial of Sodium Nitrite for Out of Hospital Cardiac Arrest NCT02987088 | University of Washington | Phase 1 |
| Completed | Immediate Unselected Coronary Angiography Versus Delayed Triage in Survivors of Out-of-hospital Cardiac Arrest NCT02750462 | University Hospital Schleswig-Holstein | Phase 4 |
| Completed | Evaluation of Culture-specific Popular Music as a Mental Metronome for Cardiopulmonary Resuscitation NCT02940964 | Singapore General Hospital | N/A |
| Completed | Out of Hospital Cardiac Arrest: Trial Assessing the Survival Impact of Phone Advice NCT02934867 | Centre Hospitalier Universitaire de Besancon | N/A |
| Unknown | Early-onset Pneumonia After Out-of-hospital Cardiac Arrest NCT03355885 | University Hospital, Brest | — |
| Completed | Definite Stent Thrombosis in Comatose Out of Hospital Cardiac Arrest Survivors NCT03312296 | University Medical Centre Ljubljana | — |
| Completed | Serious Game Versus Online Course to Pre-train Medical Students on the Management of an Adult Cardiac Arrest. NCT02758119 | Ilumens | N/A |
| Completed | Continuous NMB in PCAS NCT02790164 | Chun Song Youn | Phase 2 |
| Unknown | Pre-Hospital Cerebral Oxygenation and End-Tidal CO2 During Cardiopulmonary Resuscitation (CPR) NCT02850237 | Hasselt University | — |
| Completed | Carbon Dioxide, Oxygen and Mean Arterial Pressure After Cardiac Arrest and Resuscitation NCT02698917 | Helsinki University Central Hospital | N/A |
| Unknown | The Complement Lectin Pathway After Cardiac Arrest NCT02826057 | University of Aarhus | N/A |
| Completed | Sex-unique Disparities in Survival and Resuscitation After Out-of-hospital Cardiac Arrest - a Danish Analysis NCT05583084 | Prehospital Center, Region Zealand | — |
| Terminated | Early Coronary Angiography Versus Delayed Coronary Angiography NCT02387398 | University of Arizona | N/A |
| Terminated | Implementation of Gold Standard EMS CPR Programs for 2% Improvement in Survival Rates of Out-of-Hospital Cardi NCT02540629 | Seoul National University Hospital | N/A |
| Completed | Out-of-hospital Cardiac Arrest Epidemiology and Outcomes in Kaunas 2016-2021 NCT04784117 | Lithuanian University of Health Sciences | — |
| Completed | Drowning-related OHCA in Denmark: A Six-year Registry-based Study NCT05323097 | Prehospital Center, Region Zealand | — |
| Unknown | OHCA Sports in Denmark NCT05045729 | Emergency Medical Services, Capital Region, Denmark | — |
| Completed | Transitions Between Clinical Circulatory States After Out-of-hospital Cardiac Arrest NCT02648061 | Norwegian University of Science and Technology | — |
| Unknown | Can Optic Nerve Sheath Diameter Measurement Predict Negative Neurological Outcome ? NCT02637258 | Emergency Medicine Association of Turkey | — |
| Completed | Head-to-pelvis Computed Tomography Evaluation of Sudden Death Survivors NCT03111043 | University of Washington | — |
| Recruiting | Korean Cardiac Arrest Research Consortium NCT03222999 | Korean Cardiac Arrest Research Consortium | — |
| Completed | Combining Performance of Call EMS and Simultaneous Chest Compressions in a Lone Rescuer CPR NCT02646046 | Konkuk University Medical Center | N/A |
| Unknown | A Prospective, Multicenter Registry With Targeted Temperature Management After Out-of-hospital Cardiac Arrest NCT02827422 | Kyu Nam Park | — |
| Completed | CPR Quality Between Flexible Stretcher and Standard Stretcher in OHCA NCT02527694 | Seoul National University Hospital | N/A |
| Completed | Tracheal Intubation vs. Bag-valve-mask Ventilation in Patients With Out-of-Hospital Cardiac Arrest _ CAAM STUD NCT02327026 | Assistance Publique - Hôpitaux de Paris | N/A |
| Completed | Dispatcher-Activated Neighborhood Access Defibrillation and Cardiopulmonary Resuscitation NCT02010151 | Seoul National University Hospital | N/A |
| Completed | Early Gastric Decompression During Advanced Cardiopulmonary Resuscitation (EGD_ACLS) NCT02391857 | Konkuk University Medical Center | N/A |
| Completed | Medical Dispatchers' Perception of Visual Information in Real Out-of-hospital Cardiac Arrest NCT03721666 | Emergency Medical Services, Capital Region, Denmark | — |
| Completed | Post-ROSC Electrocardiogram After Cardiac arrEst NCT04096079 | Fondazione IRCCS Policlinico San Matteo di Pavia | — |
| Completed | AMSA and Amiodarone Study in Cardiac Arrest NCT04997980 | Fondazione IRCCS Policlinico San Matteo di Pavia | — |
| Completed | Direct or Subacute Coronary Angiography in Out-of-hospital Cardiac Arrest NCT02309151 | Uppsala University | N/A |
| Completed | Digestive ENdoscopy afTeR Out-of-hospitAl Cardiac arresT NCT02349074 | Versailles Hospital | N/A |
| Completed | Improving Bystander CPR Quality Through Dispatcher-assisted Basic Life Support Education Program NCT02527473 | Seoul National University Hospital | N/A |
| Completed | A Multi-centre Survey of Epidemiology, Treatment and Outcome of Patients Suffering an Out-of-hospital Cardiac NCT02236819 | German Resuscitation Registry | — |
| Unknown | Cardiac Arrest Registry of the Lombardia Region (Lombardia CARe) NCT03197142 | Fondazione IRCCS Policlinico San Matteo di Pavia | — |
| Unknown | RIAC - Registro Italiano Arresti Cardiaci (Italian Registry of Cardiac Arrest) NCT03220269 | Italian Resuscitation Council | — |
| Completed | COOL-ARREST Pilot Study to Assess Intravascular Temperature Management (IVTM) in the Treatment of Cardiac Arre NCT01818388 | ZOLL Circulation, Inc., USA | — |
| Completed | Epidemiology, Management, Prognosis and Medical Cost Analysis of IHCA and OHCA NCT03684616 | National Taiwan University Hospital | — |
| Completed | Finding the Optimal Cooling tempeRature After Out-of-HoSpiTal Cardiac Arrest NCT02035839 | ZOLL Circulation, Inc., USA | N/A |
| Terminated | I-Gel in Out-of-hospital Cardiac Arrest in Norway NCT02090218 | Haukeland University Hospital | N/A |
| Completed | Effects of a New Dispatcher-Assisted Basic Life Support Training Program NCT02142387 | Seoul National University Hospital | N/A |
| Completed | Post-resuscitation Care Registry for Survival From Out-of-hospital Cardiac Arrest NCT03695718 | Seoul National University Hospital | — |
| Completed | Evaluation of Out-of-Hospital Cardiac Arrest Recognition by Non-physicians Dispatchers in a French Emergency D NCT01992419 | Fire Brigade Of Paris Emergency Medicine Dept | — |
| Unknown | The Effect of Chest Compression and Ventilation Coordination During Cardiopulmonary Resuscitation. NCT02056509 | National Taiwan University Hospital | — |
| Completed | Prophylactic Antibiotics in Comatose Survivors of Out-of-hospital Cardiac Arrest NCT02899507 | University Medical Centre Ljubljana | Phase 4 |
| Completed | Functional Outcome After Cardiac Arrest NCT02292147 | Assistance Publique - Hôpitaux de Paris | — |
| Terminated | Hyperinvasive Approach in Cardiac Arrest NCT01511666 | Charles University, Czech Republic | N/A |
| Withdrawn | The PulsePoint Randomized Controlled Trial NCT01746290 | Queen's University | N/A |
| Completed | Time-differentiated Therapeutic Hypothermia NCT01689077 | University of Aarhus | N/A |
| Completed | Smartphone Video-assisted Advanced Life Support of Patients With Out-of-hospital Cardiac Arrest by EMS Under P NCT03041350 | Seoul National University Hospital | N/A |
| Completed | The Use of Mobile Phones in Out of Hospital Cardiac Arrest to Increase Bystander CPR NCT01789554 | Karolinska Institutet | N/A |
| Completed | Initiation of Cooling by EMS to Promote Adoption of In-hospital Hypothermia in Cardiac Arrest Survivors NCT01528475 | Sunnybrook Health Sciences Centre | N/A |
| Unknown | Survival Study After Out-of-hospital Cardiac Arrest NCT02184468 | Karolinska Institutet | N/A |
| Completed | A Pilot Study of Intra-arrest Therapeutic Hypothermia in Patients Suffering Non-Traumatic Out of Hospital Card NCT01413399 | Wake Forest University Health Sciences | N/A |
| Completed | Continuous Chest Compressions vs AHA Standard CPR of 30:2 NCT01372748 | University of Washington | Phase 4 |
| Completed | Cognitive Impairment Following Cardiac Arrest and Target Temperature Management NCT01946932 | Region Skane | N/A |
| Completed | Epidemiological Study of Out-of-hospital Cardiac Arrest in Shenzhen NCT06896006 | Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University | — |
| Completed | Arizona Prehospital CPR Quality Improvement Project NCT01258244 | Valleywise Health | — |
| Completed | Target Temperature Management After Cardiac Arrest NCT01020916 | Niklas Nielsen | N/A |
| Completed | Prehospital Resuscitation Intra Nasal Cooling Effectiveness Survival Study NCT01400373 | Karolinska Institutet | Phase 2 |
| Completed | Rapid Infusion of Cold Normal Saline During CPR for Patients With Out-of-hospital Cardiac Arrest NCT01173393 | Ambulance Victoria | Phase 3 |
| Unknown | Induced Hypothermia in Cardiac Arrest Patients Rescued by Extracorporeal Cardiopulmonary Resuscitation. NCT00965016 | Min-Sheng General Hospital | EARLY_Phase 1 |
| Completed | Pre-arrival Instructions Effect on Bystander Cardiopulmonary Resuscitation (CPR). NCT02007499 | Medical College of Wisconsin | — |
| Completed | Cardiac AResT And GENEtic NCT00604149 | Institut National de la Santé Et de la Recherche Médicale, France | — |
| Completed | Induction of Mild Hypothermia Following Out-of-hospital Cardiac Arrest NCT00391469 | University of Washington | Phase 2 / Phase 3 |
| Unknown | DIagnostics, Fatty Acids and Vitamin D in SCA NCT02886273 | Helse Stavanger HF | — |
| Completed | Application of Mechanical Cardiopulmonary Resuscitation Devices and Their Value in Out-of-hospital Cardiac Arr NCT02932124 | German Resuscitation Registry | — |
| Recruiting | The Validation and Development of Termination-of-Resuscitation (TOR) Rules in OHCA Patients in Asia Countries NCT05545176 | National Taiwan University Hospital | — |
| Unknown | Save Hearts in Arizona Registry and Education (SHARE) Project NCT01999036 | University of Arizona | — |