Primary VF/VT cardiac arrest (n = 141) | Asphyxial cardiac arrest (asystole and PEA) (n = 44) | P value | |
---|---|---|---|
Age (years) | 65.8 ± 13.8 | 48.8 ± 20.1 | < 0.05b |
Gender (male/female) | 82/59 | 27/17 | 0.83c |
Response time (min)a | 8.4 ± 5.7 | 8.9 ± 5.2 | 0.91b |
Witnessed arrest (yes/no) | 68/73 | 19/25 | 0.78c |
Resuscitation by medical team (min) | 28.3 ± 11.3 | 24.7 ± 13.4 | 0.76b |
ROSC (yes/no) | 101/40 | 18/26 | < 0.05c |
Discharged alive from ICU (yes/no) | 38/103 | 7/37 | < 0.05c |
Average number of PetCO2 observations | 12.3 ± 3.4 (range, 7–22) | 13.4 ± 2.8 (range, 9–28) | 0.74b |