Table 3.
Effective factors of survival to hospital discharge (SHD) in out-of-hospital cardiac arrest cases based on univariate and multivariate regression analyses
| Variable (reference) |
Univariate
|
Multivarate
|
||
|---|---|---|---|---|
| OR (95% CI) | P value | AOR (95% CI) | P value | |
| Patient age | 0.98 (0.96-0.99) | 0.010 | 0.98 (0.96-0.99) | 0.011 |
| Gender (male) | 0.83 (0.57-1.19) | 0.314 | - | - |
| Arrest Time (night) | 0.63 (0.42-0.95) | 0.030 | - | - |
| Arrest location (home) | 1.52 (1.06-2.18) | 0.022 | - | - |
| CPR duration | 0.73 (0.68-0.79) | < 0.001 | 0.96 (0.94-0.97) | < 0.001 |
| History of cardiac disease (No) | 0.62 (0.43-0.88) | 0.009 | 0.59 (0.41-0.85) | 0.006 |
| Witnessed (No) | 1.86 (1.30-2.66) | 0.001 | - | - |
| Bystander CPR (No) | 3.00 (1.12-5.12) | < 0.001 | 3.04 (1.73-5.35) | < 0.001 |
| Response Time | 0.83 (0.78-0.89) | < 0.001 | 0.74 (0.69-0.80) | < 0.001 |
| ETI (No) | 1.29 (0.86-1.92) | < 0.001 | - | - |
| Shockable Rhythm (No) | 2.14 (1.49-3.07) | < 0.001 | 1.79 (1.23-2.6) | 0.002 |
CI: confidence interval; CPR: cardiopulmonary resuscitation; ETI: endotracheal intubation; OR: Odds ratio; AOR: Adjusted Odds ratio (adjusted for patients’ age, gender, arrest location, history of cardiac disease, time of arrest, CPR duration, response time, witnessed, bystander CPR and endotracheal intubation and shockable rhythm).