Table 1.

Demographic characteristics of the sample population and likelihood of getting a nicotine vaccine if one were available

	Sample characteristics, N = 427	Likelihood of vaccination (%), N = 427
		Very unlikely	Unlikely	Neither likely or unlikely	Likely	Very likely	χ2 (df)
Overall		12.4	9.1	23.7	32.8	22.0
Gender
Male	54.1	13.4	9.5	22.5	33.8	20.8	1.27 (4)
Female	45.9	11.2	8.7	25.0	31.6	23.5
Age (years)
18–29	1.9	12.5	12.5	37.5	25.0	12.5	15.52 (12)
30–44	14.4	18.3	5.0	35.0	26.7	15.0
45–59	44.0	9.6	8.0	20.2	36.2	26.1
60+	40.0	13.5	11.7	22.8	31.6	20.5
Race/ethnicity
Non-Hispanic White	85.5	12.1	9.6	24.1	33.4	20.8	10.09 (12)
Non-Hispanic Black	6.3	11.1	3.7	33.3	33.3	18.5
Hispanic	4.7	15.0	10.0	10.0	25.0	40.0
Other, more than 1 race	3.5	20.0	6.7	13.3	26.7	33.3
Education
HS degree or less	42.4	16.0	11.0	23.8	30.4	18.8	6.60 (4)
More than HS degree	57.6	9.8	7.7	23.6	34.6	24.4
Nicotine dependence
Low	38.2	16.1	9.9	24.8	31.7	17.4	7.17 (8)
Medium	34.2	9.0	9.0	22.9	34.0	25.0
High	27.6	9.5	8.6	22.4	34.5	25.0
Previous quit attempts
0	17.7	25.3	14.7	32.0	14.7	13.3	42.33 (12)*
1–2	31.7	11.2	6.7	20.9	38.8	22.4
3–4	21.5	6.6	11.0	28.6	37.4	16.5
5 or more	29.1	8.9	7.3	17.9	34.1	31.7
Previous quit methods
0	53.7	16.8	12.7	30.5	30.9	9.1	64.19 (12)*
1	21.7	7.9	5.6	15.7	39.3	31.5
2	11.2	10.9	8.7	21.7	23.9	34.8
3 or more	13.4	1.8	0.0	18.2	38.2	41.8
Readiness to quit
Low	32.5	20.3	13.8	27.5	24.6	13.8	33.08 (8)*
Medium	32.7	9.4	7.2	22.3	40.3	20.9
High	34.8	6.8	6.8	21.6	33.8	31.1
Vaccine attitudes
Unfavorable	33.8	25.7	13.9	24.3	23.6	12.5	59.75 (8)*
Neutral	20.4	9.2	6.9	29.9	34.5	19.5
Favorable	45.8	3.6	6.7	20.5	39.0	30.3
Nicotine vaccine attitudes
Unfavorable	14.3	44.1	20.3	16.9	11.9	6.8	164.25 (8)*
Neutral	27.8	13.0	18.3	40.0	22.6	6.1
Favorable	57.9	3.8	2.1	18.0	43.1	33.1

Note. HS = high school.

*p < .001.