Table 3.

Independent samples t test examining differences between gender for all major variables

	Females		Males		T test
	M	SD	M	SD
Ever used cigarettes	0.11	0.31	0.18	0.38	21.16***
Current cigarette use	0.01	0.11	0.02	0.15	8.45***
Ever used e-cigarettes	0.37	0.48	0.37	0.48	1.65
Current e-cigarette use	0.07	0.26	0.04	0.20	− 15.45***
Dual cigarette & e-cigarette use	0.07	0.26	0.25	0.43	11.98***
Cannabis vaping	0.29	0.09	0.05	0.22	− 18.47***
Intentions to use e-cigarettes	1.27	0.58	1.28	0.52	2.04*
Intended length of time for future e-cigarette use	5.13	3.50	6.0	3.83	3.37***
Past 30-day cannabis use	8.33	10.13	10.26	10.69	15.14***
Intentions to use e-cigarettes among cannabis users	1.45	0.72	1.56	0.61	12.10***
Intended length of time for future e-cigarette use among cannabis users	2.63	2.91	1.46	1.98	− 20.23***
Anxiety	3.40	1.08	3.04	1.07	− 38.35***
Depression	2.99	0.99	2.76	0.84	− 30.58***
Loneliness	2.98	1.04	2.08	0.93	− 23.18***
Stress	3.72	0.85	3.45	0.92	− 35.88***
E-cigarette use to relieve anxiety	3.33	1.44	4.10	1.13	39.26***
E-cigarette use to relieve stress	2.18	1.14	1.74	0.89	− 29.51***

*p < .05; ***p < .001