Table 1.

Participant demographic and e-cigarette^a information.

Demographic and e-cigarette information		Male (n=6)	Female (n=6)		Total (n=12)
Education
	Some postsecondary	1		2		3
	Certificate/diploma	3		2		5
	University degree	2		2		4
Employment
	Full-time	3		2		5
	Part-time	1		1		2
	Other (student, unemployed, caregiver)	2		3		5
Ethnicity
	White/Caucasian	4		2		6
	Asian	1		2		3
	Black/African American	1		2		3
	White/East Indian	0		1		1
Reasons for e-cigarette
	Smoking alternative	5		2		7
	Something new	1		0		1
	Manage stress	0		2		2
	Peer influence	0		2		2
Frequency of e-cigarette
	More than once/day	5		4		9
	About once/day	1		0		1
	A few times/week	0		2		2
Preferred vape device
	Device with prefilled cartridges	6		3		9
	Device that allows user to fill	0		1		1
	Disposable	0		2		2
History of e-cigarette
	More than a year	3		1		4
	6 months to 1 year	3		4		7
	Less than 6 months	0		1		1
How long been trying to quit
	More than a year	1		1		2
	6 months to 1 year	2		1		3
	Less than 6 months	3		4		7
Number of quit attempts
	More than 3	5		3		8
	Less than 3	1		2		3
Reasons for quitting
	Health	3		3		6
	Money	2		1		3
	Money and health	1		2		3
Preferred quit approach
	Cold turkey	3		1		4
	Gradual reduction	3		3		6
	Gradual reduction and nicotine replacement therapy	1		2		3
Ever used quit e-cigarette app
	Never	6		6		12

^ae-cigarette: electronic cigarette.