Table 2.

Summary of study demographics and FTCD scores by group and overall

	Exclusive e-Cigarette use groups			Dual use groups			Nicotine cessation N = 15	Overall N = 105
Trait/test	Tobacco rechargeable N = 15	Cherry rechargeable N = 15	Cherry disposable N = 15	Tobacco rechargeable N = 15	Cherry rechargeable N = 15	Cherry disposable N = 15
Gender
Female	6 (40 %)	3 (20 %)	9 (60 %)	6 (40 %)	3 (20 %)	7 (47 %)	3 (20 %)	37 (35 %)
Male	9 (60 %)	12 (80 %)	6 (40 %)	9 (60 %)	12 (80 %)	8 (53 %)	12 (80 %)	68 (65 %)
Race
American Indian/Alaska Native	0 (0 %)	0 (0 %)	0 (0 %)	0 (0 %)	0 (0 %)	1 (7 %)	0 (0 %)	1 (1 %)
Black or African American	2 (13 %)	6 (40 %)	1 (7 %)	2 (13 %)	4 (27 %)	1 (7 %)	1 (7 %)	17 (16 %)
Black or African American, American Indian/Alaska	0 (0 %)	0 (0 %)	0 (0 %)	0 (0 %)	0 (0 %)	0 (0 %)	1 (7 %)	1 (1 %)
White	13 (87 %)	9 (60 %)	14 (93 %)	13 (87 %)	11 (73 %)	13 (87 %)	13 (87 %)	86 (82 %)
Age (years)
Mean	37.1	40.1	33.9	36.6	36.8	39.3	41.1	37.8
SD	11.4	10.6	11.8	10.8	11.6	10.6	11.2	11.1
BMI (kg/m2)
Mean	28.2	26.2	28.7	28.9	27.2	27.8	27.8	27.8
SD	5.5	6.5	5.7	5.5	4.7	5.1	4.9	5.4
Cigarettes per Day
Mean	18.4	17.3	15.4	18.7	20.5	21.1	20.4	18.8
SD	7.1	6.2	3.3	6.6	7.3	5.8	7.5	6.5
Years Smoked
Mean	19.2	20.3	15.0	19.3	14.6	21.7	21.3	18.8
SD	12.9	10.5	10.9	10.1	11.6	8.7	10.6	10.8
Usual Brand Cigarette Flavor
Menthol	6 (40 %)	7 (47 %)	8 (53 %)	3 (20 %)	7 (47 %)	5 (33 %)	3 (20 %)	39 (37 %)
Non-Menthol	9 (60 %)	8 (53 %)	7 (47 %)	12 (80 %)	8 (53 %)	10 (67 %)	12 (80 %)	66 (63 %)
FTCD Score
Mean	5.3	5.1	5.3	5.5	5.7	5.2	5.6	5.4
SD	1.5	2.0	1.5	2.0	1.1	1.7	2.0	1.7