Table 1 Patient characteristics in each pattern
All patients, n = 74 | HE, n = 19 | SD, n = 33 | TD, n = 11 | Other, n = 11 | p value | |
|---|---|---|---|---|---|---|
Age (years)* | 59 (48–65) | 54 (37–62) | 59 (53–64) | 54 (50–63) | 62 (49–69) | 0.23 |
Male, n (%) | 65 (88%) | 15 (79%) | 30 (91%) | 11 (100%) | 9 (82%) | 0.31 |
Witnessed collapse, n (%) | 65 (88%) | 17 (90%) | 27 (82%) | 11 (100%) | 10 (91%) | 0.43 |
Bystander CPR, n (%) | 40 (54%) | 8 (42%) | 20 (61%) | 6 (55%) | 6 (55%) | 0.65 |
Initial shockable rhythm, n (%) | 50 (68%) | 15 (79%) | 18 (55%) | 9 (82%) | 8 (73%) | 0.51 |
Time from collapse to initiation of ECMO flow (min)* | 45 (40–55) | 54 (49–61) | 44 (36–53) | 45 (42–46) | 45 (38–66) | 0.37 |
Lactate level at hospital arrival (mmol/L)* | 14.0 (10.7–16.0) | 14.0 (10.9–16.0) | 12.6 (8.9–16.0) | 14.0 (10.8–16.0) | 14.2 (11.6–15.8) | 0.89 |
Etiology of cardiac arrest | < 0.01 | |||||
Acute coronary syndrome, n (%) | 43 (58%) | 1 (5%) | 31 (94%) | 6 (55%) | 5 (45%) | |
Other cardiac etiologies, n (%) | 23 (31%) | 12 (63%) | 2 (6%) | 4 (36%) | 5 (45%) | |
Non-cardiac etiologies, n (%) | 8 (11%) | 6 (32%) | 0 | 1 (9%) | 1 (9%) |