One year experience with fast track algorithm in patients with refractory out-of-hospital cardiac arrest
Christoph Adler1, Christian Paul2, Guido Michels3
1Department of Internal Medicine III, Division of Cardiology, Pneumology, Angiology and Intensive Care, University of Cologne, Cologne, Germany; Department of Emergency Medicine, Fire Department City of Cologne, Cologne, Germany.
Insights
A novel fast track algorithm (FTA) for refractory out-of-hospital cardiac arrest (OHCA) patients significantly improved neurological outcomes. This rapid transport approach with ongoing cardiopulmonary resuscitation (CPR) shows promise for better survival in selected OHCA cases.
Area of Science:
- Emergency Medicine
- Cardiology
- Critical Care
Background:
- Prognosis for out-of-hospital cardiac arrest (OHCA) is poor, particularly when return of spontaneous circulation (ROSC) is not achieved pre-hospital.
- The benefit of rapid hospital transport with ongoing cardiopulmonary resuscitation (CPR) for refractory OHCA (rOHCA) is not well-established.
Purpose of the Study:
- To evaluate the effectiveness of a novel fast track algorithm (FTA) in improving outcomes for patients with rOHCA.
Main Methods:
- A prospective single-center study compared outcomes in rOHCA patients treated with FTA against historical controls.
- rOHCA was defined by persistent shockable rhythm after 3 shocks/300mg amiodarone or persistent non-shockable rhythm with 10 min CPR without ROSC.
Main Results:
- The FTA group had significantly shorter pre-hospital times (69±18 vs. 79±24 min, p=0.02).
- Favorable neurological outcome (CPC score 1 or 2) was significantly more frequent in the FTA group (27.5% vs. 11.4%, p=0.038).
- A trend towards improved survival was observed with FTA implementation (70.0% vs. 82.9% mortality, p=0.151).
Conclusions:
- A rapid transport algorithm with ongoing CPR is feasible for selected rOHCA patients.
- The FTA approach significantly improves neurological outcomes and may enhance survival rates in refractory OHCA cases.
Background:
Overall prognosis in patients with out-of-hospital cardiac arrest (OHCA) remains poor, especially when return of spontaneous circulation (ROSC) cannot be achieved at the scene. It is unclear if rapid transport to the hospital with ongoing cardiopulmonary resuscitation (CPR) improves outcome in patients with refractory OHCA (rOHCA). The aim of this study was to evaluate the effect of a novel fast track algorithm (FTA) in patients with rOHCA.
Methods:
This prospective single-center study analysed outcome in rOHCA patients treated with FTA. Historical patients before FTA-implementation served as controls. rOHCA was defined as: persistent shockable rhythm after three shocks and 300mg of amiodarone or persistent non-shockable rhythm and continuous CPR for 10min without ROSC after exclusion of treatable arrest causes.
Results:
110 consecutive patients with rOHCA (mean age 56±14 years) were included. 40 patients (36%) were treated with FTA, 70 patients (64%) served as historical controls. Pre-hospital time was significantly shorter after FTA implementation (69±18 vs. 79±24min, p=0.02). Favourable neurological outcome (defined as cerebral performance categories Score 1 or 2) was significantly more frequent in FTA patients (27.5% vs. 11.4%, p=0.038). FTA-implementation showed a trend towards improved mortality (70.0% vs. 82.9%, p=0.151). Extracorporeal Life Support was similar between the two groups.
Conclusion:
Our study suggests that a rapid transport algorithm with ongoing CPR is feasible, improves neurological outcome and may improve survival in carefully selected patients with rOHCA.
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