Demographical data and prehospital management of patients with out-of-hospital cardiac arrest before and during the COVID-19 pandemic
| Variables | 2019 (n=570) | 2020 (n=622) | P value |
| Age, mean | 70.93±16.45 | 70.41±16.21 | 0.585 |
| Male gender | 353 (61.93) | 394 (63.34) | 0.614 |
| Location | 0.163 | ||
| Home | 453 (79.47) | 514 (82.64) | |
| Others | 117 (20.53) | 108 (17.36) | |
| Witness of collapse | 207 (36.32) | 251 (40.35) | 0.152 |
| Bystander CPR | |||
| Overall | 301 (52.81) | 409 (65.76) | <0.001 |
| Public place (n=225) | 65/117 (55.56) | 72/108 (66.67) | 0.088 |
| Home (n=967) | 236/453 (52.10) | 337/514 (65.56) | <0.001 |
| Automated external defibrillator shock | 134 (23.51) | 197 (31.67) | 0.001 |
| EMT response time (seconds) | 389.7±201.8 | 445.8±210.2 | <0.001 |
| Numbers of rescuer | <0.001 | ||
| 2 | 393 (68.95) | 504 (81.03) | |
| 3 | 173 (30.35) | 115 (18.49) | |
| 4 | 4 (0.70) | 3 (0.48) | |
| Airway and oxygen management | 0.253 | ||
| Supraglottic airway | 499 (87.54) | 537 (86.33) | |
| Bag valve mask | 67 (11.75) | 74 (11.90) | |
| Non-rebreathing mask | 4 (0.70) | 11 (1.77) |
CPR, cardiopulmonary resuscitation; EMT, emergency medical technician.