Table 1 Return of spontaneous circulation for different patient subgroups
All patients (N = 680) | ROSC (N = 340) | P-value | |
|---|---|---|---|
Demographics | |||
Age, yrs | |||
Median | 62 (53–73) | 62 (55–73) | 0.80 |
< 40 | 70 (10%) | 31 (44%) | 0.85 |
40–49 | 63 (9%) | 30 (48%) | |
50–59 | 128 (19%) | 65 (51%) | |
60–69 | 196 (29%) | 106 (54%) | |
70–79 | 123 (18%) | 59 (48%) | |
80–89 | 81 (12%) | 40 (49%) | |
90+ | 19 (3%) | 9 (47%) | |
Gender | 0.132 | ||
Female | 204 (30%) | 111 (54%) | |
Male | 476 (70%) | 229 (48%) | |
Initial rhythm | <.001 | ||
VF | 264 (39%) | 175 (66%) | |
VT | 11 (2%) | 9 (82%) | |
Asystole | 152 (22%) | 35 (23%) | |
PEA | 247 (36%) | 115 (47%) | |
Unknown | 6 (1%) | 6 (100%) | |
Witnessed | 0.045 | ||
None | 104 (15%) | 41 (39%) | |
Lay person | 421 (62%) | 214 (51%) | |
Professional | 155 (23%) | 85 (55%) | |
Bystander CPR | 341 (50%) | 186 (55%) | 0.017 |
339 (50%) | 154 (45%) | ||
Location | <.001 | ||
Home | 344 (51%) | 147 (43%) | |
Ambulance | 24 (4%) | 15 (63%) | |
Workplace | 21 (3%) | 16 (76%) | |
Doctors office | 8 (1%) | 7 (88%) | |
Medical institution | 13 (2%) | 8 (62%) | |
Nursing Home | 13 (2%) | 5 (38%) | |
Public place | 257 (38%) | 142 (55%) | |
Aetiology | <.001 | ||
Cardial | 405 (60%) | 228 (56%) | |
Trauma | 15 (2%) | 8 (53%) | |
Hypoxia | 55 (8%) | 33 (60%) | |
Intoxication | 32 (5%) | 15 (47%) | |
Other | 173 (25%) | 56 (32%) | |