VACAR Annual Report 2011/12 - Ambulance Victoria

Proportion
Proportion
SURVIVAL OUTCOMES
Adult survival from cardiac arrest
Adult survival from OHCA has increased steadily over the past 10 years. In 2002/03, survival to
hospital and survival to discharge were 24% and 6% respectively, for all adult OHCAs. This
figure has improved to 32% and 11% respectively, in the most recent fiscal year.
Figure 45: Survival
from adult OHCA from
all aetiologies. 1
40%
30%
32%
20%
10%
11%
0%
2002/03 2005/06 2008/09 2011/12
Survival to hospital
Survival to discharge
A patient who suffers a cardiac arrest in the presence of paramedics is likely to benefit from
immediate resuscitation and defibrillation. In 2011/12, EMS witnessed adult events had a 21%
increased chance of survival to hospital, and 21% increased chance of survival to hospital
discharge when compared to non-EMS witnessed events.
Figure 46: Survival
from EMS witnessed
adult OHCA from all
aetiologies, 2011/12. 2 28%
of adult EMS witnessed
OHCA survive to hospital
discharge 2
60%
40%
20%
0%
49%
32%
Survival to hospital
28%
11%
Survival to discharge
EMS Witnessed
Not EMS Witnessed
1. Adults > 15 years or missing age, who received EMS attempted resuscitation. Excludes EMS witnessed events.
2. Adults > 15 years, who received EMS attempted resuscitation.
VACAR Annual Report 2011/12 Page 44