Table 1

Clinical and demographic characteristics for 737 of cardiac arrest patients, according to immediate outcome (ROSC with hospital admission)


Death in the field (n = 335)
ROSC with hospitalization (n = 402)
P value

Male sex (n [%])a
242 (72.2%)
253 (62.9%)
0.007
Age (years; mean ± SD)b
62.7 ± 15.8
58.8 ± 12.8
0.049
Initial shockable (VF/VT) rhythm (n [%])a
92 (27.5%)
212(52.7%)
<0.001
Witnessed arrests (n [%])a
176 (52.5%)
294 (73.1%)
0.001
Bystander CPR (n [%])a
41 (12.2%)
132 (32.8%)
<0.001
Initial PetCO2 (kPa [mmHg]; mean ± SD)b
2.6 ± 2.4 (19.6 ± 18.1)
3.1 ± 1.6 (23.5 ± 12.4)
<0.001
Final PetCO2 (kPa [mmHg]; mean ± SD)b
0.9 ± 0.3 (7.3 ± 2.5)
3.5 ± 0.9 (27.4 ± 7.1)
<0.001
Response time (minutes; mean ± SD)b
11.2 ± 4.3
7.8 ± 3.9
<0.001

aFisher test. bWilcoxon rank sum test. CPR, cardiopulmonary resuscitation; PetCO2, partial end-tidal pressure of carbon dioxide; SD, standard deviation; VF, ventricular fibrillation; VT, ventricular tachycardia.

Kolar et al. Critical Care 2008 12:R115   doi:10.1186/cc7009

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