Table 1.
Data from the Individual Studies Reviewed*
| Experimental Study (n) [Reference]† |
Gender–% Male | Weight (kg) | CPR Ratio | Anesthesia Time (min) |
VF Duration§ (min) |
CPR Duration (min) |
% ROSC |
|---|---|---|---|---|---|---|---|
| 1 (n = 35) [17] | 31.4 | 26.1 (2.2) | 15:1 | 35.2 (7.6) | 8(0) | 5(0) | 68.6 |
| 2(n = 17) [18] | 70.6 | 26.2 (1.7) | 30:1 | 39.8 (8.0) | 8(0) | 5(0) | 100.0 |
| 3 (n = 21) [19] | 57.1 | 27.1 (2.9) | 5:1 | 31.1 (4.5) | 8(0) | 5(0) | 76.2 |
| 4 (n = 7) [20] | 42.9 | 22.3 (1.3) | 5:1 | 44.6 (3.9) | 11.6 (1.3) | 5 (0) | 100.1 |
| Mean (N = 80) | 50.5 | 25.7 (1.8) | 37.7 (5.8) | 8.9 (1.8) | 5.0 (0) | 86.2 |
*
Data are reported as mean (standard deviation), unless otherwise specified.
†
For complete reference citations, see the reference list.
CPR ratio: external compressions to ventilations.
§
VF duration: duration of untreated VF.
¶
CPR duration: CPR duration until the first rescue shock was delivered. CPR = cardiopulmonary resuscitation; ROSC = return of spontaneous circulation; VF = ventricular fibrillation.