Table 1 Patients’ demographic and clinical characteristics
Characteristics | During COVID-19 pandemic | Before COVID-19 pandemic | p value | ||
|---|---|---|---|---|---|
Total | 482 | 513 | |||
% Change Difference (95% CI) | − 6.0 | (− 4.1, − 8.5) | |||
Mean number of patients per week | 4.83 ± 2.49 | 4.65 ± 2.06 | 0.700 | ||
Characteristics of patients with OHCA | |||||
Age (years) | 65.18 ± 18.16 | 64.18 ± 19.94 | 0.410 | ||
Gender | |||||
Male | 304 | (63.1) | 320 | (62.4) | 0.821 |
Female | 178 | (36.9) | 193 | (37.6) | |
Underlying disease | |||||
No | 65 | (13.5) | 5 | (1.0) | < 0.001 |
Yes | 215 | (44.6) | 132 | (25.7) | |
Unknown | 202 | (41.9) | 376 | (73.3) | |
Etiology | |||||
Non-traumatic | 443 | (91.9) | 491 | (95.7) | 0.012 |
Traumatic | 39 | (8.1) | 22 | (4.3) | |
Location | |||||
Homes | 336 | (69.7) | 439 | (85.6) | < 0.001 |
Public areas | 126 | (26.1) | 61 | (11.9) | |
Others | 20 | (4.1) | 13 | (2.5) | |
Witnessed arrest | 426 | (88.4) | 226 | (44.1) | < 0.001 |
Bystander CPR performed | 327 | (67.8) | 176 | (34.3) | < 0.001 |
Bystander AED applied | 39 | (8.1) | 30 | (5.8) | 0.164 |
Prehospital management by EMS | |||||
Initial arrest rhythm | |||||
Asystole | 374 | (77.6) | 417 | (81.3) | 0.126 |
VF | 58 | (12.0) | 40 | (7.8) | |
PEA | 44 | (9.1) | 46 | (9.0) | |
pVT | 6 | (1.2) | 10 | (1.9) | |
Defibrillation | 82 | (17.0) | 52 | (10.1) | 0.001 |
Advanced airway management | |||||
Endotracheal intubation | 250 | (51.9) | 236 | (46.0) | 0.003 |
Supraglottic airway | 24 | (5.0) | 54 | (10.5) | |
Others | 208 | (43.2) | 223 | (43.5) | |
Prehospital fluid management | |||||
NSS | 296 | (61.4) | 335 | (65.3) | 0.066 |
RLS | 12 | (2.5) | 4 | (0.8) | |
Others | 174 | (36.1) | 174 | (33.9) | |
Medication use during CPR process | 311 | (64.5) | 329 | (64.1) | 0.898 |
Epinephrine | 311 | (64.5) | 327 | (63.7) | 0.798 |
Amiodarone | 65 | (13.5) | 30 | (5.8) | < 0.001 |
Sodium bicarbonate | 152 | (31.5) | 77 | (15.0) | < 0.001 |
Glucose | 26 | (5.4) | 27 | (5.3) | 0.927 |
Calcium gluconate | 69 | (14.3) | 40 | (7.8) | 0.001 |
Atropine | 12 | (2.5) | 4 | (0.8) | 0.032 |