Mattias Ringh

ORCID: 0000-0002-2913-1958
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About
Contact & Profiles
Research Areas
  • Cardiac Arrest and Resuscitation
  • Trauma and Emergency Care Studies
  • Emergency and Acute Care Studies
  • Disaster Response and Management
  • Mechanical Circulatory Support Devices
  • Healthcare Technology and Patient Monitoring
  • Trauma Management and Diagnosis
  • Family and Patient Care in Intensive Care Units
  • Traumatic Brain Injury Research
  • Injury Epidemiology and Prevention
  • Thermal Regulation in Medicine
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Heart Failure Treatment and Management
  • Cardiovascular Effects of Exercise
  • Cardiac Ischemia and Reperfusion
  • Cardiac electrophysiology and arrhythmias
  • Traffic and Road Safety
  • Atrial Fibrillation Management and Outcomes
  • Chronic Obstructive Pulmonary Disease (COPD) Research
  • Poisoning and overdose treatments
  • Respiratory Support and Mechanisms
  • Cardiac pacing and defibrillation studies
  • COVID-19 and Mental Health
  • Maritime Navigation and Safety
  • Health Promotion and Cardiovascular Prevention

Karolinska Institutet
2015-2024

Stockholm South General Hospital
2013-2024

Queen's University
2022

Resuscitation Council
2015-2018

Three million people in Sweden are trained cardiopulmonary resuscitation (CPR). Whether this training increases the frequency of bystander CPR or survival rate among persons who have out-of-hospital cardiac arrests has been questioned.We analyzed a total 30,381 witnessed from January 1, 1990, through December 31, 2011, to determine whether was performed before arrival emergency medical services (EMS) and early correlated with survival.CPR EMS 15,512 cases (51.1%) not 14,869 (48.9%). The...

10.1056/nejmoa1405796 article EN New England Journal of Medicine 2015-06-11

Cardiopulmonary resuscitation (CPR) performed by bystanders is associated with increased survival rates among persons out-of-hospital cardiac arrest. We investigated whether of bystander-initiated CPR could be the use a mobile-phone positioning system that instantly locate users and dispatch lay volunteers who were trained in to patient nearby

10.1056/nejmoa1406038 article EN New England Journal of Medicine 2015-06-11

The use of an automated external defibrillator (AED) prior to EMS arrival can increase 30-day survival in out-of-hospital cardiac arrest (OHCA) significantly. Drones or unmanned aerial vehicles (UAV) fly with high velocity and potentially transport devices such as AEDs the site OHCAs. aim this explorative study was investigate feasibility a drone system decreasing response time delivering AED. Data Global Positioning System (GPS) coordinates from historical OHCA Stockholm County used model...

10.1186/s13049-016-0313-5 article EN cc-by Scandinavian Journal of Trauma Resuscitation and Emergency Medicine 2016-10-11

This study compares the time to delivery of an automated external defibrillator using fully autonomous drones for simulated out-of-hospital cardiac arrests vs emergency medical services real-time responses.

10.1001/jama.2017.3957 article EN JAMA 2017-06-13

Although sudden cardiac death (SCD) is recognized as a high-priority public health topic, reliable estimates of the incidence SCD or, more broadly, out-of-hospital arrest (OHCA), in population are scarce, especially European Union.The study objective was to determine and OHCA examined 4 large (ie, >2 million inhabitants) population-based prospective registries collecting emergency medical services (EMS)-attended with attempted resuscitation) (OHCA without obvious extracardiac causes) for >5...

10.1016/j.jacc.2022.02.041 article EN cc-by-nc-nd Journal of the American College of Cardiology 2022-05-01

Out-of-hospital cardiac arrest is a global public health issue experienced by ≈3.8 million people annually. Only 8% to 12% survive hospital discharge. Early defibrillation of shockable rhythms associated with improved survival, but ensuring timely access defibrillators has been significant challenge. To date, the development public-access programs, involving deployment automated external into space, main strategy address this Public-access defibrillator programs have outcomes for...

10.1161/cir.0000000000001013 article EN Circulation 2022-02-15

Underuse of warfarin for stroke prophylaxis in atrial fibrillation (AF) is extensive and represents a major problem clinical practice. To identify factors associated with treatment eligible AF patients.The study population consisted all Swedish resident patients at the Stockholm South General Hospital during 2002 (n=2796). Medical records were examined complemented by data from National Discharge Register. Sixty-eight percent (1898/2796) had indications, no apparent contraindications...

10.1093/eurheartj/ehl146 article EN European Heart Journal 2006-07-17

<h3>Importance</h3> Therapeutic hypothermia may increase survival with good neurologic outcome after cardiac arrest. Trans-nasal evaporative cooling is a method used to induce cooling, primarily of the brain, during cardiopulmonary resuscitation (ie, intra-arrest). <h3>Objective</h3> To determine whether prehospital trans-nasal intra-arrest improves compared initiated hospital arrival. <h3>Design, Setting, and Participants</h3> The PRINCESS trial was an investigator-initiated, randomized,...

10.1001/jama.2019.4149 article EN JAMA 2019-05-07

Background: In out-of-hospital cardiac arrest, chest compression–only cardiopulmonary resuscitation (CO-CPR) has emerged as an alternative to standard CPR (S-CPR), using both compressions and rescue breaths. Since 2010, guidelines recommend CO-CPR for untrained bystanders trained unwilling perform The aim of this study was describe changes in the rate type performed before arrival emergency medical services (EMS) during 3 consecutive guideline periods correlation 30-day survival. Methods:...

10.1161/circulationaha.118.038179 article EN Circulation 2019-04-01

Out-of-hospital cardiac arrest (OHCA) affects some 275,000 individuals in Europe each year. Time from collapse to defibrillation is essential for survival. As emergency medical services (EMS) response times Sweden have increased, novel methods are needed facilitate early treatment. Unmanned aerial vehicles (i.e. drones) potential deliver automated external defibrillators (AED). The aim of this simulation study was explore bystanders’ experience a simulated OHCA-situation where drone delivers...

10.1186/s13049-019-0622-6 article EN cc-by Scandinavian Journal of Trauma Resuscitation and Emergency Medicine 2019-04-08

Abstract Aims Early defibrillation is critical for the chance of survival in out-of-hospital cardiac arrest (OHCA). Drones, used to deliver automated external defibrillators (AEDs), may shorten time defibrillation, but this has never been evaluated real-life emergencies. The aim study was investigate feasibility AED delivery by drones cases OHCA. Methods and results In prospective clinical trial, three AED-equipped were placed within controlled airspace Sweden, covering approximately 80 000...

10.1093/eurheartj/ehab498 article EN European Heart Journal 2021-08-05

BackgroundA novel approach to improve bystander defibrillation for out-of-hospital cardiac arrests is dispatch and deliver an automated external defibrillator (AED) directly the suspected arrest location by drone. The aim of this study was investigate how often a drone could AED before ambulance arrival measure median time benefit achieved deliveries.MethodsIn prospective observational study, five AED-equipped drones were placed within two separate controlled airspaces in Sweden, covering...

10.1016/s2589-7500(23)00161-9 article EN cc-by-nc-nd The Lancet Digital Health 2023-11-22

AimFast recognition of out-of-hospital cardiac arrest (OHCA) by dispatchers might increase survival. The aim this observational study emergency calls was to (1) examine whether a machine learning framework (ML) can the proportion recognizing OHCA within first minute compared with dispatchers, (2) present performance ML different false positive rate (FPR) settings, (3) call characteristics influencing recognition.MethodsML be configured FPR i.e., more or less inclined suspect an depending on...

10.1016/j.resuscitation.2021.02.041 article EN cc-by Resuscitation 2021-03-07

Smartphone dispatch of volunteer responders to nearby out-of-hospital cardiac arrests (OHCAs) has emerged in several emergency medical services, but no randomized clinical trials have evaluated the effect on bystander use automated external defibrillators (AEDs).To evaluate if AED could be increased by smartphone-aided lay with instructions collect AEDs compared go directly patients OHCAs start cardiopulmonary resuscitation (CPR).This trial assessed a system for smartphone individuals...

10.1001/jamacardio.2022.4362 article EN JAMA Cardiology 2022-11-30

Hyperoxemia may aggravate reperfusion brain injury after cardiac arrest. The aim of this study was to the associations between different levels hyperoxemia in period arrest and 30-day survival.Nationwide observational using data from four compulsory Swedish registries. Adult in- out-of-hospital patients admitted an ICU, requiring mechanical ventilation, January 2010 March 2021, were included. partial oxygen pressure (PaO2) collected a standardized way at ICU admission (± one hour) according...

10.1186/s13054-023-04379-9 article EN cc-by Critical Care 2023-03-06
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