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Variables associated with hospital discharge |
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| Variables |
Odds ratio |
95% confidence interval |
p value |
|
|
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| Shockable rhythm (VF, VT) |
1.34 |
1.22–1.92 |
0.03 |
| Arrival time |
1.46a |
1.26–2.12 |
0.01 |
| Witnessed arrest |
6.84 |
2.27–20.67 |
< 0.001 |
| Bystander CPR |
4.45 |
1.98–9.48 |
< 0.001 |
| Initial petCO2 b |
1.61 |
1.28–2.64 |
0.008 |
| Average petCO2 b |
1.47 |
1.22–1.93 |
0.014 |
| Final petCO2 b |
2.67 |
1.83–3.68 |
< 0.001 |
| Initial MAPb |
1.02 |
0.91–1.32 |
0.54 |
| Final MAPb |
1.39 |
1.23–2.13 |
0.01 |
| Vasopressin |
1.12 |
0.82–1.33 |
0.42 |
| Period 2c |
1.32 |
1.19–1.95 |
0.03 |
|
aValue proportional to each one-minute decrease in arrival time; bValues proportional to each increase by 1.33 kPa (10 mm Hg); cCPR performed in the period from November 2003 to April 2006 (period 1: January 2000 to November 2003). CPR, cardiopulmonary resuscitation; MAP, mean arterial blood pressure; petCO2, end-tidal pressure of carbon dioxide. | |||
Mally et al. Critical Care 2007 11:R39 doi:10.1186/cc5726 |
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