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Table 1 Patient demographics

From: Prognostication of neurologic outcome using gray-white-matter-ratio in comatose patients after cardiac arrest

  All patients Poor Outcome Favourable Outcome p-value
Number of patients 91 (100) 69 (76) 22 (24)  
Age 63.5 (60.2–66.8) 64.9 (61.4–68.3) 61.5 (53.7–69.3) 0.263b
Female sex 23 (25) 16 (23) 7 (32) 0.400a
OHCA 57 (63) 44 (64) 13 (59) 0.223a
Time to ROSC (min) 27 (23–30) 28 (24–33) 19 (10–28) 0.024b
First documented rhythm shockable 32 (35) 18 (26) 14 (64) 0.001a
Mechanical circulatory support 13 (14) 9 (13) 4 (17) 0.868a
IABP 10 (11) 7 (10) 3 (13)  
ECMO 3 (3) 2 (3) 1 (4)  
Hypothermia 33 °C 53 (58) 42 (61) 11 (50) 0.365a
Lactate 7.2 (6.2–8.2) 7.9 (6.7–9.2) 5.1 (3.4–6.7) 0.018b
NSE 108.8 (84.3–133.2) 139.4 (109.8–168.9) 20.3 (14.7–25.9) < 0.001b
eGFR 51.4 (46.2–56.7) 50.5 (45.2–55.9) 52.9 (38.1–67.7) 0.700b
APACHE II 29 (26–31) 28 (26–31) 29 (23–35) 0.770a
SAPS II 58 (54–62) 59 (55–64) 55 (45–65) 0.401a
  1. Data are numbers of patients and percentages or means and 95% confidence intervals. OHCA Out of hospital cardiac arrest, ROSC Return of spontaneous circulation, IABP Intra-aortic balloon pump, ECMO Extracorporeal membrane oxygenation, NSE Neuron-specific enolase, eGFR estimated glomerular filtration rate, APACHE II Acute Physiology And Chronic Health Evaluation II score; SAPS II Simplified Acute Physiology Score. aChi-squared test, bt-test