Table 1. Clinical characteristics of the study groups.

		Favorable outcome (n = 50)	Poor outcome (n = 25)	P-value
Gestational age		39.5 (38–40)	39 (37–40)	0.2087
Birth weight (g)		3200 (2860–3510)	3200 (2755–3400)	0.4286
Male		28 (56)	17 (68)	0.4537
5 min Apgar score		4.5 (3–6)	3 (2–4.75)	0.0072
10 min Apgar score		6 (5–7)	4 (2–4.75)	0.0002
Target temperature reached (h)		4.02 (2.02–5.80)	2.92 (1.77–5.54)	0.2883
Emergency cesarean section		12 (24)	15 (60)	0.0044
Serum copeptin (pmol/l)	6 h	273.8 (150.5–413.6)	530.2 (360.1–1067.0)	0.0068
	12 h	124.1 (68.4–275.1)	269.8 (160.9–518.3)	0.0050
	24 h	57.9 (31.3–94.1)	108.4 (45.7–243.3)	0.0525
	48 h	32.3 (23.0–53.4)	65.3 (40.3–76.0)	0.0226
	72 h	31.6 (23.8–43.6)	44.2 (30.0–53.9)	0.0781
Serum NSE (ng/ml)	6 h	41.2 (30.1–54.2)	66.8 (49.2–112.3)	0.0009
	12 h	46.1 (31.3–55.7)	89.2 (53.7–115.6)	0.0005
	24 h	47.3 (28.3–57.4)	101.0 (47.6–123.7)	0.0005
	48 h	35.8 (25.6–49.7)	72.1 (38.1–127.2)	0.0009
	72 h	34.4 (21.0–46.9)	60.4 (38.1–74.5)	0.0029

Median (interquartile range) or number (percentage) are shown.