Table 1 Patient characteristics
Characteristic | Total (n=34) |
|---|---|
Age, mean±SD, years | 75.6±12.8 |
Sex, n (male/female) | 21/13 |
Bystander/witness status, n | |
No witness | 8 |
No bystander with witness | 10 |
Family members | 5 |
Others | 11 |
Initially documented rhythm at scene of cardiac arrest, n | |
VF/pulseless VT | 4 |
PEA | 15 |
Asystole | 15 |
Time from call to hospital arrival, mean±SD, min | 31.0±11.4 |
Intubation by EMS personnel, n | 8 |
Rhythm at rSO2 measurement, n | |
VF/pulseless VT | 1 |
PEA | 12 |
Asystole | 21 |
Return of spontaneous circulation, n | 13 |