Table 1.
Study variables
| Variables | Favorable outcome | Unfavorable outcome | Total | p |
|---|---|---|---|---|
| Number of patients | 17 | 23 | 40 | |
| Gender (% of male) | 15/17 (88) | 21/23 (91) | 36/40 (90) | NS |
| Age (years) (mean + / − SD) | 55.47 + / − 10.84 | 61.39 + / − 9.66 | 58.88 + / − 10.47 | NS |
| Time of arrest to ROSC (min) (mean + / − IQR) | 14/17 (8–25) | 21/23 (18–33) | 20.5 (14–29.3) | 0.012 |
| Initial rhythm | ||||
| Asystole/PEA (%) | 0/17 (0) | 7/23 (30) | 7/40 (18) | 0.014 |
| Shockable rhythm (%) | 17/17 (100) | 16/23 (70) | 33/40 (82) | 0.014 |
| APACHE II (mean + / − IQR) | 25 (23.5–27) | 29 (26.5–33) | 28 (25–30) | 0.014 |
| Initial tests | ||||
| Hemoglobin (g/dl) (mean + / − SD) | 14.4 + / − 1.7 | 14.1 + / − 1.6 | 14.2 + / − 1.6 | NS |
| pH (mean + / − SD) | 7.27 (7.25–7.33) | 7.27 (7.11–7.37) | 7.27 (7.18–7.36) | NS |
| Lactate (mmol/l) (mean + / − IQR) | 1.9 (1.3–3.9) | 2.2 (1.65–6.15) | 2.1 (1.3–5.72) | NS |
| Underwent coronary angiography (%) | 16/17 (94) | 22/23 (96) | 38/40 (95) | NS |
| Underwent PCI + coronary angiography (%) | 10/17 (59) | 13/23 (57) | 23/40 (58) | NS |
SD standard deviation, IQR 25–75% inter quartile range