. Author manuscript; available in PMC: 2013 Feb 1.

Published in final edited form as: J Pediatr. 2011 Aug 31;160(2):337–341.e2. doi: 10.1016/j.jpeds.2011.07.016

Table I.

Univariable predictors of child passing the knowledge test.

	Odds ratio	95% confidence interval	p-value
Child age	1.14	1.06 – 1.24	0.001
Parent age	1.03	1.00 – 1.06	0.053
Parent race (white vs. non-white)	1.76	1.11 – 2.79	0.017