. Author manuscript; available in PMC: 2013 Jul 22.

Published in final edited form as: Pediatr Res. 2011 Dec 21;71(2):162–167. doi: 10.1038/pr.2011.24

TABLE 3. NBS CASE-CONTROL 17-OHP ANALYSIS.

Term PPHN cases and unaffected controls matched for birth weight, year of birth, gender, and gestational age.

	Cases	Control	p-values
Total Number	58	60
Males	39 (67%)	44 (73%)	0.55
Females	19 (33%)	16 (27%)	0.55
Caucasian	52 (90%)	46 (77%)	0.34
Gestational age (Mean +/− SD)	39.0 weeks (+/−1.4)	39.1 weeks (+/−1.1)	0.46
Birth weight (Mean +/− SD)	3676 grams (+/−571)	3565 grams (+/−457)	0.25
Number of abnormal NBS CAH results	8 (14%)	0 (0%)	0.002
Borderline	6 (10%)	0 (0%)
Presumptive Positive	2 (4%)	0 (0%)
17-OHP (Mean +/− SD)	30 ng/mL (26)	19 ng/mL (9)	0.00017