Overall (n = 45,067) | |
---|---|
Age – n (%) | |
Mean (SD) | 68.3 (17.6) |
Missing | 1631 (3.6%) |
Sex – n (%) | |
Men | 30,146 (66.9%) |
Women | 14,915 (33.1%) |
Missing | 6 (0.0%) |
Initial rhythm – n (%) | |
Asystole | 23,984 (53.2%) |
PEA | 6844 (15.2%) |
VF/VT | 9800 (21.7%) |
Missing | 4439 (9.8%) |
Defibrillated before ambulance arrival – n (%) | |
Defibrillated before EMS arrival | 2338 (5.2%) |
Not defibrillated before EMS arrival | 37,784 (83.8%) |
Missing | 4945 (11.0%) |
Witnessed arrest – n (%) | |
Non-Witnessed | 14,828 (32.9%) |
Witnessed | 29,428 (65.3%) |
Missing | 811 (1.8%) |
Bystander-CPR – n (%) | |
CPR by laymen | 21,162 (47.0%) |
CPR by professional | 3402 (7.5%) |
No bystander-CPR | 16,594 (36.8%) |
Missing | 3909 (8.7%) |
Place of arrest – n (%) | |
Home | 30,970 (68.7%) |
Other place | 5977 (13.3%) |
Public place | 8081 (17.9%) |
Missing | 39 (0.1%) |
Cause of arrest – n (%) | |
Heart disease | 28,501 (63.2%) |
Overdose | 1293 (2.9%) |
Accident | 1168 (2.6%) |
Pulmonary disease | 2319 (5.1%) |
Suffocation | 1143 (2.5%) |
Suicide | 983 (2.2%) |
Drowning | 515 (1.1%) |
Other | 9145 (20.3%) |
Time to 911 call (min) | |
Median (IQR) | 2.0 (1.0, 6.0) |
Missing | 17,941 (39.8%) |
Time to CPR (min) | |
Median (IQR) | 3.0 (0.0, 10.0) |
Missing | 8149 (18.1%) |
Time to defibrillation (min) | |
Median (IQR) | 15.0 (9.0, 24.0) |
Missing | 31,402 (69.7%) |
Time to EMS dispatch | |
Median (IQR) | 1.0 (0.0, 2.0) |
Missing | 4263 (9.5%) |
Time to EMS arrival | |
Median (IQR) | 10.0 (6.0, 15.0) |
Missing | 6399 (14.2%) |
Defibrillation – n (%) | |
Defibrillated | 15,390 (34.1%) |
Not defibrillated | 27,802 (61.7%) |
Missing | 1875 (4.2%) |