Table 1 Characteristics of included patients, according to the cooling method. Data are expressed as count (%) or median (25th–75th percentiles)
IC (n = 218) | SFC (n = 134) | |
|---|---|---|
Demographic characteristics | ||
Age, years | 61 [53–53] | 63.5 [55–70]€ |
Male gender, n (%) | 189 (87%) | 104 (78%)* |
Weight, kg | 85 [75–95] | 80 [75–90]* |
Previous neurologic disability, n (%) | 6 (3%) | 4 (3%) |
Medical history | ||
Previous myocardial infarction, n (%) | 30 (14%) | 24 (18%) |
Previous PCI or CABG, n (%) | 27 (12%) | 28 (21%)€ |
Previous cardiac arrest, n (%) | 1 (0%) | 2 (1%) |
Chronic heart failure, n (%) | 9 (4%) | 9 (7%) |
Chronic obstructive pulmonary disease, n (%) | 13 (6%) | 11 (8%) |
Liver cirrhosis, n (%) | 2 (1%) | 1 (1%) |
Chronic renal failure with dialysis, n (%) | 2 (1%) | 0 (0%) |
Diabetes mellitus, n (%) | 39 (18%) | 24 (18%) |
Immunocompromised, n (%) | 3 (1%) | 0 (0%) |
Previous stroke, n (%) | 13 (6%) | 13 (10%) |
Arrest characteristics | ||
Home location, n (%) | 107 (49%) | 85 (63%)* |
Witnessed, n (%) | 199 (91%) | 124 (93%) |
Bystander initiated CPR, n (%) | 178 (82%) | 115 (86%) |
Shockable rhythm, n (%) | 196 (90%) | 116 (87%) |
Time to return of spontaneous circulation, min | 21 [15–30] | 20 [16–26.8] |
Mechanical chest compression, n (%) | 56 (26%) | 34 (25%) |
Adrenaline, n (%) | 135 (62%) | 86 (64%) |
Amiodarone, n (%) | 93 (43%) | 52 (39%) |
Pre-ICU orotracheal intubation, n (%) | 206 (94%) | 137 (97%) |
Pre-ICU cooling, n (%) | 88 (40%) | 59 (44%) |
Coronary angiography, n (%) | 184 (84%) | 107 (80%) |
PCI, n (%) | 84 (39%) | 61 (46%) |
Characteristics on ICU admission | ||
Sedation, n (%) | 216 (99%) | 133 (99%) |
Mean arterial pressure, mmHg | 82 [69–96] | 73.5 [63.3–84] |
Lactate, mEq/L | 2.8 [1.6–4.9] | 2.5 [1.3–4.7] |