TABLE 3.

Relation Between Exposure to Movie Smoking and Adolescent Smoking Initiation

Risk Factor	Association With Smoking Initiation
Risk Factor	Crude OR*	Adjusted OR (95% CI)†
Quartiles of movie smoking exposure
First	Reference	Reference
Second	2.9*	1.7 (1.1, 2.6)
Third	5.5*	1.8 (1.2, 2.8)
Fourth	12.6*	2.6 (1.7, 4.1)
Age, y
10	Reference	Reference
11	3.0*	2.5 (1.4, 4.5)
12	5.2*	3.2 (1.8, 5.7)
13	11.0*	4.4 (2.6, 7.6)
14	19.7*	6.3 (3.7, 10.7)
Gender
Male	Reference	Reference
Female	0.9	1.1 (0.9, 1.4)
Race
White	Reference	Reference
Hispanic	1.1	1.0 (0.7, 1.3)
Black	1.2	1.1 (0.7, 1.6)
Other	1.2	1.0 (0.7, 1.6)
Parent education
High school graduate or less	Reference	Reference
Some college, vocational/technical, or associates degree	0.7*	0.8 (0.6, 1.0)
Bachelors, graduate, or professional degree	0.4*	0.6 (0.5, 0.9)
Peer smoking
No	Reference	Reference
Yes	10.6*	3.3 (2.6, 4.2)
Parent smoking
No	Reference	Reference
Yes	3.1*	1.8 (1.5, 2.3)
Sibling smoking
No	Reference	Reference
Yes	4.3*	2.3 (1.8, 2.9)
School performance
Excellent	Reference	Reference
Good	1.9*	1.0 (0.7, 1.4)
Average/below average	3.8*	0.9 (0.7, 1.4)
Sensation seeking‡	1.4*	1.1 (1.0, 1.1)
Rebelliousness‡	1.3*	1.2 (1.1, 1.2)
Self-esteem‡	0.8*	1.0 (0.9, 1.0)
Parenting: style-demandingness‡	0.9*	1.0 (0.9, 1.0)
Parenting: style-responsiveness‡	0.9*	1.0 (1.0, 1.0)

↵* P < .05.
↵† Adjusted for all variables listed.
↵‡ Modeled as a continuous variable (OR represents a 1-unit increase in the variable).