Table 1

Baseline characteristics


Total
n= 239
ECPR
n= 7
Conventional CPR
n= 232
p Value
Female61 (26)2 (28)59 (25)0.571
Age (years)60 (50;69)46 (31;59)60 (50;70)0.044
CHF30 (13)030 (13)0.601
Smoker58 (24)1 (14)57 (25)0.461
CAD66 (28)1 (14)65 (28)0.677
COPD24 (10)1 (14)23 (10)0.528
Diabetes mellitus44 (18)044 (19)0.355
Arterial hypertension70 (29)2 (28)68 (29)0.99
CPC 1 or 2 before CA235 (99)7 (100)228 (99)0.99
Witnessed CA210 (88)6 (86)204 (88)0.601
CA at home92 (39)1 (14)91 (39)0.255
CA during transportation41 (18)2 (29)39 (17)0.344
VF/VT, initially recorded138 (58)4 (57)134 (58)0.631
Bystander CPR performed73 (31)2 (28)71 (31)0.99
Defibrillations during ALS4 (1;10)3 (0;6)4 (1;10)0.552
Epinephrine applied during CPR (mg)9 (6;12)9 (6;14)8 (6;12)0.518
‘No-flow’ time interval (minutes) if arrest was witnessed1 (0;6)0 (0;1.5)1 (0;6)0.013
Time from CA to admission (minutes)56 (39;72)38 (27;66)56 (40;72)0.31
Total CPR time (min) if arrest was witnessed78 (59;97)97 (79;147)77 (58;95)0.093
Time from admission to ECPR/ROSC (min)
55 (45;68)17 (8;27)
Any ROSC93 (39)4 (57)89 (38)0.436
Serum pH on admission6.92 (6.80;7.02)6.95 (6.91;7.10)6.92 (6.80;7.02)0.15
Serum lactate on admission (mmol/L)14.6 (11;17)12 (9;21)15 (11;17)0.122
Serum glucose levels on admission (mmol/L)21 (15;26)14 (7;18)21 (15;26)0.018
paCO2 levels on admission (mm Hg)62 (43;77)38 (18;63)62 (43;77)0.37
paO2 levels on admission (mm Hg)85 (59;147)82 (28;158)85 (61;147)0.33
Core temperature admission (°C)35 (34;36)35 (34;36)35 (34;36)0.313
Therapeutic hypothermia initiated51 (21)3 (43)48 (21)>0.5
Coronary intervention performed13 (5)2 (28)11 (5)0.049
  • Data presented as n and (%) or median and (IQR) as appropriate.

  • CA, cardiac arrest; CAD, coronary artery disease; CHF, chronic heart failure; COPD, chronic obstructive pulmonary disease; CPC, cerebral performance category 1–5; CPR, cardiopulmonary resuscitation;ECPR, extracorporeal cardiopulmonary resuscitation; VF, ventricular fibrillation; VT, ventricular tachycardia.