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Table 1 Comparison of patient characteristics between patients with good and poor neurological outcomes

From: Prognostic value of the recovery time of continuous normal voltage in amplitude-integrated electroencephalography in out-of-hospital cardiac arrest patients treated with therapeutic hypothermia: a retrospective study

  All patients (n = 30) Good outcome (n = 18) Poor outcome (n = 12) p value
Age (years)a 62 (45–71) 47 (43–66) 70 (62–72) 0.01b
Male, number (%) 27 (90 %) 15 (83 %) 12 (100 %) 0.26c
Witnessed collapse 26 (87 %) 16 (89 %) 10 (83 %) 1c
Time from collapse to     
ROSC (min)a 22 (18–40) 19 (14–22) 44 (30–47) <0.001b
Target temperature (h)a 5.5 (4.2–6.7) 6.1 (5.3–8.0) 4.0 (1.3–5.7) 0.02b
aEEG monitoring (h)a 6.8 (4.8–8.5) 6.1 (4.7–8.2) 6.9 (5.3–9.3) 0.35b
Duration of aEEG monitoring (h)a 50 (45–63) 53 (46–58) 47 (45–68) 0.90b
Coronary angiography, number (%) 28 (93 %) 17 (94 %) 11 (92 %) 1c
ECPR, number (%) 4 (13 %) 0 (0 %) 4 (33 %) 0.02c
  1. ROSC return of spontaneous circulation, aEEG amplitude-integrated electroencephalography, CPC cerebral performance category, ECPR extracorporeal cardiopulmonary resuscitation
  2. aMedian (interquartile range)
  3. bMann-Whitney U test
  4. cFisher’s exact test