Table 4.
Comparison of scene events by paramedic 5-year out-of-hospital cardiac arrest (OHCA) case volume experience.
| Scene events | <15 Cumulative OHCA resuscitations | ≥15 Cumulative OHCA resuscitations | P value |
|---|---|---|---|
| Scene arrival to first defibrillation (minutes)1 | 7.25 | 6.80 | 0.36 |
| Scene arrival to first advanced airway (minutes) | 10.05 | 10.21 | 0.51 |
| Scene arrival to first vasopressor administration (minutes) | 10.04 | 9.33 | <0.01 |
| Scene arrival to first ROSC (minutes) | 22.26 | 21.35 | 0.16 |
1
For patients presenting with a shockable rhythm upon EMS arrival.
ROSC, return of spontaneous circulation.