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To ventilate or not to ventilate during bystander CPR - A EuReCa TWO analysis
Jan Wnent1, Ingvild Tjelmeland2, Rolf Lefering3
1University Hospital Schleswig-Holstein, Institute for Emergency Medicine, Kiel, Germany; University Hospital Schleswig-Holstein, Department of Anaesthesiology and Intensive Care Medicine, Kiel, Germany; University of Namibia, School of Medicine, Windhoek, Namibia.
Resuscitation
|June 19, 2021
Summary
Immediate bystander cardiopulmonary resuscitation (CPR) is vital for out-of-hospital cardiac arrest (OHCA) survival. Full CPR, involving chest compressions and ventilations, showed significantly higher survival rates compared to chest compression-only CPR.
Area of Science:
- Emergency Medicine
- Cardiology
- Public Health
Background:
- Out-of-hospital cardiac arrest (OHCA) survival rates remain low.
- Immediate, high-quality cardiopulmonary resuscitation (CPR) is critical for improving survival.
- Bystander CPR is a key determinant in OHCA outcomes.
Purpose of the Study:
- To analyze the association between different types of bystander CPR and OHCA survival.
- To compare survival rates between chest compression-only CPR (CConly) and full CPR (FullCPR).
- To provide evidence-based recommendations for CPR guidelines and training.
Main Methods:
- Subgroup analysis of data from the European Registry of Cardiac Arrest Study 2 (EuReCa TWO).
- Inclusion of 5884 patients who received bystander CPR.
- Multilevel binary logistic regression analysis to determine factors associated with survival.
Main Results:
- FullCPR was associated with a significantly higher survival rate (13%) compared to CConly (8%).
- Adjusted odds ratio for survival with FullCPR versus CConly was 1.46 (95% CI 1.17-1.83).
- Survival benefits of FullCPR were observed after adjusting for multiple confounding factors.
Conclusions:
- Full CPR, encompassing both compressions and ventilations, is associated with improved survival in OHCA patients compared to CConly.
- Current CPR guidelines emphasizing both compressions and ventilations should be maintained.
- CPR training programs must continue to teach both components of resuscitation.
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