Table 1. Mean (SD) overall, positive, and negative opinions toward adolescent E-cigarette users, for full sample and separately for those not willing and willing to try E-cigarettes, and for never and ever users of E-cigarettes.

Opinions	Full Sample	Willingness to Use E-cigarettes			Past Use of E-cigarettes
	(n = 578)	Not Willing (n = 321)	Willing (n = 256)	p-value*	Never Used (n = 421)	Ever Used (n = 154)	p-value*
Overalla	2.22 (0.9)	1.96 (0.8)	2.55 (0.8)	< .001	2.09 (0.8)	2.58 (0.8)	< .001
Positive attitudeb	1.66 (0.7)	1.49 (0.6)	1.88 (0.7)	< .001	1.60 (0.7)	1.84 (0.7)	< .001
Negative attitudec	2.64 (0.9)	2.88 (0.9)	2.34 (0.9)	< .001	2.79 (1.0)	2.27 (0.8)	< .001

SD = standard deviation.

*Independent samples t-test

^aResponse scale ranged from “very negative” (coded as 1) to “very positive” (5).

^bResponse scale ranged from “not at all positive” (coded as 1) to “extremely positive” (4).

^cResponse scale ranged from “not at all negative” (coded as 1) to “extremely negative” (4).