Table 4.
Multivariate logistic regression analysis for ROSC and survival to discharge
| Risk factors | ROSC | Survival to discharge | ||
|---|---|---|---|---|
| OR (95% CI) | P Value | OR (95% CI) | P Value | |
| Age (years) | ||||
| >60 | Reference | Reference | ||
| ≤60 | 0.87 (0.35–2.17) | 0.77 | 1.10 (0.41–2.92) | 0.85 |
| Sex | ||||
| Female | Reference | Reference | ||
| Male | 0.71 (0.28–1.77) | 0.46 | 1.19 (0.43–3.33) | 0.74 |
| AMI | ||||
| No | Reference | Reference | ||
| Yes | 0.25 (0.06–1.04) | 0.06 | 0.44 (0.07–2.44) | 0.34 |
| HF | ||||
| No | Reference | Reference | ||
| Yes | 1.88 (0.59–5.99) | 0.28 | 0.60 (0.17–2.04) | 0.41 |
| CPR in-time (10pm-8am) | ||||
| No | Reference | Reference | ||
| Yes | 1.04 (0.40–2.68) | 0.94 | 0.55 (0.16–1.89) | 0.34 |
| Duration of CPR | ||||
| >30 min | Reference | Reference | ||
| ≤30 min | 7.55 (2.84–20.06) | < 0.001 | 6.76 (2.27–20.09) | 0.001 |
| Initial rhythm | ||||
| Non-shockable rhythm | Reference | Reference | ||
| Shockable rhythm | 3.16 (1.06–9.45) | 0.04 | 2.13 (0.65–6.93) | 0.21 |
| Othera | 4.08 (1.21–13.73) | 0.02 | 2.07 (0.59–7.35) | 0.26 |
| CPR location | ||||
| Non-Surgical units | Reference | Reference | ||
| Surgical units | 3.34 (1.03–10.86) | 0.045 | 5.39 (1.90-15.26) | 0.002 |
Abbreviations ROSC, return of spontaneous circulation; OR, odds ratio; CI, confidence interval; AMI, acute myocardial infarction; HF, heart failure; CPR, cardiopulmonary resuscitation. a, other rhythm included sinus rhythm, atrial fibrillation, atrioventricular block III° and undefined rhythm