Table 1 |
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Clinical and demographic characteristics for 737 of cardiac arrest patients, according to immediate outcome (ROSC with hospital admission) |
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Death in the field (n = 335) |
ROSC with hospitalization (n = 402) |
P value |
|
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|
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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 |
|
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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. |
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Kolar et al. Critical Care 2008 12:R115 doi:10.1186/cc7009 |
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