Table II.

Multivariable predictors of the child or parent passing the knowledge test, and predicting their respective knowledge scores.

	Logistic regression model			Generalized linear model
	Odds ratio	95% confidence interval	p-value	Parameter estimate	95% confidence interval	p-value
Child test predictors
Child age	1.15	1.06 – 1.25	0.001	0.25	0.16 to 0.33	<0.001
Parent race (white vs. non-white)	1.88	1.17 – 3.02	0.009	0.97	0.43 to 1.51	<0.001
Parent test predictors
Parent age	1.07	1.01 – 1.15	0.035	0.005	0.001 to 0.009	0.013