Table 3.

Adjusted OR (AOR) for attitudes, awareness and observation of signs and advertising of T21 among California adults, ages 18–24 years, from the Online California Adult Tobacco Survey

	Agree that raising age of sale reduces youth prevalence	Aware of T21 law	Observed age-of-sale warning sign	Observed T21 advertising
	AOR (95% CI)	AOR (95% CI)	AOR (95% CI)	AOR (95% CI)
Gender
Male	Reference	Reference	Reference	Reference
Female	0.45 (0.17 to 1.21)	1.63 (0.64 to 4.17)	1.83 (0.72 to 4.63)	8.69* (1.28 to 59.03)
Race/ethnicity
White	Reference	Reference	Reference	Reference
Black	8.27** (1.67 to 40.93)	0.96 (0.20 to 4.68)	0.44 (0.10 to 1.91)	9.58* (1.14 to 80.79)
Hispanic	2.79 (0.99 to 7.90)	1.22 (0.42 to 3.49)	2.04 (0.72 to 5.77)	1.37 (0.34 to 5.63)
Other	7.32* (1.07 to 49.83)	0.38 (0.07 to 2.08)	0.33 (0.04 to 3.00)	0.18* (0.03 to 0.95)
Household income
Under US$35 000	Reference	Reference	Reference	Reference
US$35 000 to US$84 999	0.59 (0.20 to 1.76)	2.01 (0.72 to 5.62)	1.69 (0.61 to 4.68)	0.78 (0.23 to 2.68)
Over US$85 000	0.47 (0.12 to 1.77)	1.16 (0.33 to 4.01)	1.87 (0.50 to 7.08)	2.17 (0.33 to 14.49)
Cigarette user
Never/former	Reference	Reference	Reference	Reference
Current†	0.51 (0.09 to 2.75)	2.92 (0.51 to 16.74)	0.87 (0.23 to 3.25)	2.37 (0.58 to 9.76)
E-cigarette user
Never/former	Reference	Reference	Reference	Reference
Current†	0.08* (0.01 to 0.54)	0.62 (0.15 to 2.65)	9.98* (1.63 to 61.27)	5.78 (0.86 to 38.73)
Little-cigar user
Never/former	Reference	Reference	Reference	Reference
Current†	2.98 (0.34 to 26.49)	0.64 (0.08 to 5.18)	1.93 (0.23 to 16.59)	8.88* (1.10 to 71.39)
Hookah user
Never/former	Reference	Reference	Reference	Reference
Current†	26.64* (1.76 to 403.08)	4.20 (0.59 to 30.03)	0.31 (0.04 to 2.80)	0.51 (0.06 to 4.39)

*P<0.05; ** P<0.01.

†Current user is defined as past 30-day use of the specified product.