Table 2.

Harm and Benefit Perceptions of E-Cigarettes: Percentages for Overall Sample and by E-Cigarette Use Group

	Total	Committed Never User	Susceptible Never User	Lifetime E-Cigarette Use	Past 30 Day E-Cigarette Use	Lifetime E-Cigarette Use	Past 30 Day E-Cigarette Use
Perceptions of Harm
Harmful to health
Yes	43.2	55.7	31.8	25.8	15.4	30.4	21.7
No	21.1	10.2	25.0	36.0	54.5	34.0	52.4
Not sure	35.8	34.2	43.2	38.2	30.0	35.6	25.9
Get addicted to e-cigarettes
Yes	61.5	67.7	50.3	54.8	52.2	55.5	58.9
No	22.4	18.7	20.5	29.3	33.8	28.4	31.4
Not sure	16.1	13.6	29.2	15.9	14.0	16.0	9.7
Easy to quit e-cigarettes
Yes	26.2	16.0	24.5	38.5	55.2	45.0	55.4
No	43.0	53.1	32.4	33.4	23.8	29.0	27.6
Not sure	30.8	30.9	43.1	28.1	31.0	26.0	17.0
Smoke from other’s e-cigarettes harmful
Yes	47.2	62.4	35.1	26.7	15.9	28.4	23.2
No	52.8	37.6	64.9	73.3	84.1	71.6	76.8
Compared to cigarettes, e-cigarettes are
More harmful	5.3	6.1	4.7	2.3	1.8	5.1	4.9
Equally harmful	18.9	25.4	13.0	10.8	4.1	11.8	7.9
Less harmful	43.1	28.5	44.6	66.8	79.8	64.1	74.6
Not sure	32.7	40.0	37.7	20.1	14.3	19.0	12.6
Perceptions of Benefits
Have more friends
Yes	13.8	11.0	16.1	17.2	20.0	15.9	29.4
No	54.1	58.1	40.6	55.1	46.8	53.4	42.3
Not sure	32.1	30.9	43.2	27.7	33.2	30.7	28.3
Make young people look cool
Yes	10.3	6.4	14.1	15.3	17.8	14.3	25.2
No	76.9	84.9	58.4	72.4	68.8	71.9	55.6
Not sure	12.8	8.7	27.5	12.4	13.5	13.8	19.2
Feel more comfortable at social events
Yes	28.2	20.5	33.2	35.3	46.1	39.0	50.0
No	42.1	49.3	26.1	38.3	30.3	36.4	30.1
Not sure	29.7	30.2	40.7	26.4	23.6	24.6	19.8
Help relieve stress
Yes	31.4	22.8	33.7	38.9	59.4	44.6	63.7
No	37.0	43.9	23.3	32.7	20.7	31.4	22.6
Not sure	31.6	33.3	43.0	28.4	19.9	24.0	13.7