Table 2.

Associations between smoker’s status and sociodemographic characteristics by intention to quit smoking and quit attempts

Characteristics		High intention to quit smoking AOR (95% CI)		Attempted to quit smoking AOR (95% CI)
		b Model 1 Overall sample (n = 1262)	c Model 2 Dual users (n = 248)	b Model 1 Overall sample (n = 1262)	c Model 2 Dual users (n = 248)
Smoker Status	Only cigarettes	Ref	-	Ref	-
	a Dual user	1.79 (1.27–2.54)***	-	1.70 (1.21–2.40)**	-
Gender	Male	Ref	Ref	Ref	Ref
	Female	1.20 (0.91–1.56)	0.92 (0.49–1.72)	1.07 (0.81–1.42)	1.23 (0.64–2.39)
Age	<35 years	Ref	Ref	Ref	Ref
	35–54 years	0.86 (0.61–1.22)	0.79 (0.38–1.66)	0.75 (0.52–1.07)	0.60 (0.28–1.27)
	>55 years	0.99 (0.70–1.42)	0.77 (0.35–1.68)	0.76 (0.53–1.10)	0.43 (0.20–0.96)*
Ethnicity	Non-Hispanic White	Ref	Ref	Ref	Ref
	Non-Hispanic Black	1.81 (1.22–2.67)**	1.88 (0.63–5.62)	1.58 (1.06–2.35)*	1.80 (0.68–4.76)
	Others	1.07 (0.73–1.57)	0.47 (0.21–1.05)	1.70 (1.15–2.51)**	1.18 (0.51–2.73)
Education	High school education or less	Ref	Ref	Ref	Ref
	Some college/ vocational	1.50 (1.12–2.00)**	1.50 (0.76–2.97)	1.01 (0.75–1.38)	0.68 (0.33–1.39)
	College graduate	2.46 (1.61–3.77)***	4.74 (1.71–13.15)**	1.54 (1.01–2.37)*	2.75 (1.16–6.49)*
Annual Household Income	<$30 K	Ref	Ref	Ref	Ref
	$30 to <60K	1.27 (0.91–1.77)	0.58 (0.26–1.29)	0.91 (0.64–1.28)	0.92 (0.41–2.07)
	>$60K	1.34 (0.93–1.93)	0.54 (0.23–1.27)	0.90 (0.61–1.31)	0.59 (0.25–1.42)
General Health Status	Excellent/very good	Ref	Ref	Ref	Ref
	Good	0.94 (0.69–1.29)	0.98 (0.47–2.01)	1.16 (0.84–1.60)	1.07 (0.53–2.16)
	Fair/poor	0.79 (0.54–1.18)	0.66 (0.28–1.59)	0.80 (0.53–1.21)	0.51 (0.20–1.32)

^*p-value <0.05;

^**p-value <0.01;

^***p-value <0.001

^aDual users were defined as those who were current cigarette smokers and current users of electronic nicotine delivery systems;

^bModel 1: Multivariable logistic regression among cigarette users and dual users;

^cModel 2: Multivariable logistic regression among dual users only