Table 1.

Baseline characteristics of participants

Variables	Total participants (n = 192)
Male, n (%)	130 (67.7)
Age, years, mean ± SD	54.3 ± 16.3
OHCA, n (%)	172 (89.6)
Cardiac cause, n (%)	119 (62.0)
Witnessed, n (%)	136 (70.8)
Bystander CPR, n (%)	103 (53.6)
Shockable rhythm, n (%)	58 (30.2)
Time form arrest to ROSC, min, mean ± SD	33.5 ± 21.9
Time from ROSC to SSEP, h, median (IQR)	41.6 (22.6–70.6)
Length of hospital stays, days, median (IQR)	12.0 (6.0–23.0)
Neurological outcome 6 months after ROSC
CPC 1, n (%)	45 (23.4)
CPC 2, n (%)	6 (3.1)
CPC 3, n (%)	11 (5.7)
CPC 4, n (%)	16 (8.3)
CPC 5, n (%)	114 (59.4)

OHCA out-of-hospital cardiac arrest, CPR cardiopulmonary resuscitation, ROSC return of spontaneous circulation, SD standard deviation, SSEP somatosensory evoked potential, IQR interquartile range, CPC Cerebral Performance Category