mECPR (n = 52) | mCCPR (n = 52) | P-value | |
---|---|---|---|
Age, years | 54 (41 to 69) | 54 (42 to 68) | 0.871 |
Male : female, n | 40 : 12 | 38 : 14 | 0.821 |
Pre-existing comorbidity, n (%) | |||
Hypertension | 13 (25.0) | 12 (23.1) | 1.000 |
Cardiovascular disease | 15 (28.8) | 11 (21.2) | 0.497 |
Chronic pulmonary disease | 1 (1.9) | 0 (0.0) | 1.000 |
Neurologic disease | 3 (5.8) | 4 (7.7) | 1.000 |
Chronic liver disease | 1 (1.9) | 2 (3.8) | 1.000 |
Chronic kidney disease | 1 (1.9) | 3 (5.8) | 0.618 |
Diabetes | 11 (21.2) | 6 (11.5) | 0.289 |
Malignancy | 1 (1.9) | 2 (3.8) | 1.000 |
Number of pre-existing comorbidities | 1 (0 to 2) | 1 (0 to 1) | 0.695 |
Comorbidity score | 0 (0 to 1) | 0 (0 to 1) | 0.692 |
Witnessed, n (%) | 42 (80.8) | 42 (80.8) | 1.000 |
Bystander CPR, n (%) | 22 (42.3) | 22 (30.8) | 1.000 |
First documented arrest rhythm, n (%) | 0.639 | ||
VF/VT | 31 (59.6) | 29 (55.8) | 0.901 |
PEA | 8 (15.4) | 8 (15.4) | |
Asystole | 13 (25.0) | 15 (28.8) | |
Arrest to CPR start, minutes | 7.0 (0.3 to 12.8) | 7.0 (5.0 to 10.0) | 0.507 |
CPR duration, minutes | 62.5 (49.0 to 88.0) | 60.5 (40.0 to 83.5) | 0.387 |
Pre-hospital CPR duration | 13.0 (7.0 to 17.0) | 13.0 (9.3 to 16.8) | 0.677 |
In-hospital CPR duration | 47.5 (35.3 to 76.8) | 48.0 (25.3 to 71.0) | 0.550 |
Presumed etiology of arrest, n (%) | 1.000 | ||
Cardiac | 49 (94.2) | 49 (94.2) | |
Suspected ACS | 44 (84.6) | 46 (88.5) | |
Non-cardiac | 3 (5.8) | 3 (5.8) | |
At the time of admission to ED | |||
SAPS II* | 91 (87 to 98) | 91 (88 to 96) | 0.695 |
Arterial pH* | 6.98 (6.86 to 7.05) | 6.97 (6.90 to 7.05) | 0.487 |
Serum lactate* | 11.6 (8.6 to 15.3) | 10.8 (8.8 to 15.0) | 0.460 |
Any ROSC events during CPR, n (%) | 16 (30.8) | 17 (32.7) | 1.000 |