Does resuscitation training affect outcome from cardiac arrest?

Area of Science:

• Emergency Medicine
• Cardiology
• Medical Education

Background:

• Basic life support (BLS) skills are inadequately performed and poorly retained by healthcare professionals.
• Initial success rates for cardiopulmonary arrest (cardiac arrest) are historically low.
• Advanced life support (ALS) courses and frequent updates aim to improve cardiac arrest outcomes.

Purpose of the Study:

• To audit the effectiveness of basic and advanced life support training on in-hospital cardiac arrest outcomes over a four-year period.
• To analyze survival rates based on initial cardiac arrest rhythms.

Main Methods:

• A four-year audit (January 1993 - December 1996) of in-hospital cardiac arrests in adult patients.
• Data collected from 367 cardiac arrest cases, documenting initial rhythm and return of spontaneous circulation (ROSC).
• Analysis of resuscitation success rates across different initial rhythms: ventricular fibrillation (VF)/ventricular tachycardia (VT), asystole, and electromechanical dissociation (EMD).

Main Results:

• An overall initial success rate (ROSC) of 75.0% was achieved across all resuscitation attempts.
• The VF/VT group maintained a consistent ROSC of 85% over the study period.
• Initial survival in the asystole group increased from 47.5% (1993-1994) to 67.5% (1995-1996).

Conclusions:

• The findings suggest that basic and advanced life support training may positively impact initial survival from cardiac arrest.
• Consistent outcomes were observed in VF/VT and EMD groups, with notable improvement in asystole survival.
• Further research may be warranted to fully elucidate the long-term impact of resuscitation training on patient outcomes.