Table 2

Beliefs about e-cigarettes, assessed at 2014 follow-up survey

Beliefs	Long-term users % (95% CI) (N=72)	Short-term users % (95% CI) (N=454)	Non-users % (95% CI) (N=1486)
Less harmful than cigarettes	96.2 (92.1 to 100)^a	82.6 (76.0 to 89.2)^b	70.8 (67.0 to 74.6)^c
Harmful to health	27.3 (6.7 to 47.8)^a	40.6 (32.8 to 48.5)^a	54.3 (50.2 to 58.5)^b
Helps with quitting	87.8 (71.8 to 100)^a	82.8 (76.0 to 89.7)^a	63.1 (59.1 to 67.2)^b
Secondhand vapour is harmful	13.9 (0.0 to 34.9)	12.4 (7.6 to 17.1)^a	31.7 (27.8 to 35.7)^b