. Author manuscript; available in PMC: 2017 Sep 1.

Published in final edited form as: Am J Prev Med. 2016 Apr 20;51(3):356–363. doi: 10.1016/j.amepre.2016.02.002

Table 3.

User Experience of Different E-cigarette Devices

User experience	Open-system exclusive users (n=301)	Closed-system exclusive users (n=549)
	% (95% CI)	% (95% CI)
My e-cigarette looks like a regular cigarette.	3.1 (0.8 – 5.5)	73.0 (66.8 – 79.2)
When I hold my e-cigarette it feels like I’m holding a regular cigarette.	10.5 (4.6 – 16.5)	55.4 (48.7 – 62.1)
My e-cigarette tastes like a regular cigarette.	29.1 (21.0 – 37.2)	53.3 (46.5 – 60.1)
The throat hit I get from my e-cigarette is like the one from a regular cigarette.	50.4 (41.4 – 59.4)	43.2 (36.5 – 50.0)
Puffing on e-cigarette vapor feels like puffing on cigarette smoke.	69.2 (60.7 – 77.6)	63.6 (57.1 – 70.1)
E-cigarettes satisfy my cravings like regular cigarettes.	82.8 (76.2 – 89.5)	67.2 (60.9 – 73.5)