Table 3 Comparisons in characteristics between patients who survived to discharge and those who did not
Characteristics | All patients (N = 5014) & | EMS attempted resuscitation (N = 2250) & | ||||
|---|---|---|---|---|---|---|
Survival to Discharge (n = 31) | Non-survival (n = 4983) | P | Survival to Discharge (n = 31) | Non-survival (n = 2219) | P | |
Age, median (IQR) | 63 (52–73) | 78 (63–85) | < 0.001 | 63 (52–73) | 70 (57–80) | 0.021 |
Gender | 0.898 | 0.331 | ||||
Male | 19 (61.3) | 2998 (60.2) | 19 (61.3) | 1540 (69.4) | ||
Female | 12 (38.7) | 1985 (39.8) | 12 (38.7) | 679 (30.6) | ||
Arrest location | < 0.001 | 0.018 | ||||
At home | 18 (58.1) | 4286 (86.0) | 18 (58.1) | 1694 (76.3) | ||
At public place | 13 (41.9) | 697 (14.0) | 13 (41.9) | 525 (23.7) | ||
Witnessed status | < 0.001 | 0.079 | ||||
Non-witnessed | 7 (22.6) | 2826 (56.7) | 7 (22.6) | 843 (38.0) | ||
Witnessed | 24 (77.4) | 2155 (43.3)) | 24 (77.4) | 1376 (62.0) | ||
Bystander CPR | < 0.001 | 0.005 | ||||
Yes | 12 (38.7) | 469 (9.4) | 12 (38.7) | 417 (18.8) | ||
No | 19 (61.3) | 4514 (90.6) | 19 (61.3) | 1802 (81.2) | ||
Bystanders trained in CPR | < 0.001 | < 0.001 | ||||
Yes | 12 (38.7) | 450 (9.0) | 12 (38.7) | 300 (13.5) | ||
No | 19 (61.3) | 4533 (91.0) | 19 (61.3) | 1919 (86.5) | ||
First monitored shockable rhythm | < 0.001 | < 0.001 | ||||
Yes | 11 (35.5) | 145 (2.9) | 11 (35.5) | 132 (5.9) | ||
No | 20 (64.5) | 4838 (97.1) | 20 (64.5) | 2087 (94.1) | ||
Etiology | 0.445 | 0.279 | ||||
Cardiac | 26 (83.9) | 4400 (88.3) | 26 (83.9) | 1993 (89.8) | ||
Non-cardiac | 5 (16.1) | 583 (11.7) | 5 (16.1) | 226 (10.2) | ||
Previous CVD | 0.022 | 0.036 | ||||
Yes | 14 (45.2) | 3235 (64.9) | 14 (45.2) | 1407 (63.4) | ||
No | 17 (54.8) | 1748 (35.1) | 17 (54.8) | 812 (36.6) | ||
Response time (min), median (IQR) | 14 (10–19) | 15 (12–20) | 0.286 | 14 (10–19) | 15 (11–19) | 0.619 |
Any ROSC | < 0.001 | < 0.001 | ||||
Yes | 6 (19.4) | 84 (1.7) | 6 (19.4) | 75 (3.4) | ||
No | 25 (80.6) | 4898 (98.3) | 25 (80.6) | 2144 (96.6) | ||
Survived event | < 0.001 | < 0.001 | ||||
Yes | 30 (96.8) | 65 (1.3) | 30 (96.8) | 62 (2.8) | ||
No | 1 (3.2) | 4918 (98.7) | 1 (3.2) | 2157 (97.2) | ||
Survived to admission | < 0.001 | < 0.001 | ||||
Yes | 31 (100.0) | 19 (0.4) | 31 (100.0) | 19 (0.9) | ||
No | 0 | 4964 (99.6) | 0 | 2200 (99.1) | ||