Table 5.

online. The effect of maternal race on persistent wheezing illness, adjusted for socioeconomic, biological, and environmental factors that did not meet criteria as mediators for the relationship.

Variable	OR	95% CI	P-value
ETS exposure	1.5	(0.89, 2.4)	0.14
Black	2.9	(1.8, 4.5)	<0.001
Child <5 years in home	1.3	(0.82, 2.0)	0.28
Black	2.8	(1.7, 4.4)	<0.001
Eczema and/or hay fever	1.6	(1.1, 2.4)	0.03
Black	2.8	(1.8, 4.4)	<0.001
RSV	2.0	(1.2, 3.5)	0.02
Black	2.9	(1.9, 4.6)	<0.001
Parent history of asthma	1.7	(0.98, 3.1)	0.06
Black	2.8	(1.8, 4.4)	<0.001

P-value by generalized estimating equation. All analyses adjusted for birth weight, sex and gestational age

ETS – environmental tobacco smoke; RSV – respiratory syncytial virus