Layperson CPR and outcomes according to EMS dispatcher-assisted CPR instruction
| Characteristics | Total | EMS dispatch-instruction for CPR (+) | EMS dispatch-instruction for CPR (−) | |||
|---|---|---|---|---|---|---|
| (N=283) | (N=143) | (N=140) | ||||
| Layperson CPR, n (%) | 98 | (34.6) | 81* | (56.6) | 17 | (12.1) |
| ROSC before hospital arrival, n (%) | 31 | (11.0) | 18 | (12.6) | 13 | (9.3) |
| Hospital admission, n (%) | 86 | (30.4) | 40 | (28.0) | 46 | (32.9) |
| Good neurological outcome, n (%) | 9 | (3.2) | 5 | (3.5) | 4 | (2.9) |
All the continuous variables were presented as medians and IQRs, and the categorical variables were expressed as numbers and percentages.
*p<0.001 by χ2 test.
CPR, cardiopulmonary resuscitation; EMS, emergency medical service; ROSC, return of spontaneous circulation.