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. Author manuscript; available in PMC: 2014 Jul 9.
Published in final edited form as: J Perinatol. 2012 Nov 15;33(6):435–440. doi: 10.1038/jp.2012.138

Table 1.

Clinical Characteristics of Newborns with Perinatal Asphyxia

No Passive Cooling (n=16) Passive Cooling (n=27) P-value

Gender 1,4:
Male 8 (50%) 18 (67%)
Female 8 (50%) 9 (33%) 0.34

Birth weight 2,5 (grams) 3118 ± 465 (2300–3890) 3271 ± 522 (2050–4180) 0.34

5-minute Apgar 2,5 3.6 ± 2.7 (0–9) 2.4 ± 1.8 (0–6) 0.09

First recorded pH 2,5 7.0 ± 0.2 (6.6–7.3) 7.0 ± 0.2 (6.6–7.4) 0.76

SNAPPE-II 2,5,7 33.3 ± 9.9 (18–47) 38.3 ± 17.6 (12–83) 0.30

Gestational age 3,6 (weeks) 39.0 ± 3.0 (35, 42) 39.0 ± 1.0 (36, 41) 0.99

Severity of HIE 1,8:
None/mild 3 (19%) 6 (22%)
Moderate 9 (56%) 10 (37%) 0.45
Severe 4 (25%) 11 (41%)
1

Expressed as n (%)

2

Expressed as mean ± SD (range)

3

Expressed as median ± IQR (range)

4

P-value obtained from a Fisher’s Exact Test

5

P-value obtained from an independent samples t-test

6

P-value obtained from Wilcoxon-Mann-Whitney test

7

SNAPPE-II, Score for Neonatal Acute Physiology-Perinatal Extension-II

8

P-value obtained from Chi-square Test