Table 3.

Adjusted odds ratios (aORs) of multiple modes of cannabis use among baseline never cannabis users.

Baseline characteristics	Past-12-month cannabis vaping		Past-12-month blunting		Past-12-month use with hookah		Past-12-month any cannabis use		Past-30-day any cannabis use
	aOR	95% CI	aOR	95% CI	aOR	95% CI	aOR	95% CI	aOR	95% CI
Past-30-day e-cigarette use
Yes	4.00	2.25 – 7.10	5.30	2.82 – 9.94	3.08	0.97 – 9.78	3.94	2.35 – 6.62	4.47	2.64 – 7.58
No	Ref.		Ref.		Ref.		Ref.		Ref.
Past-30-day use of other tobacco
Yes	2.93	1.61 – 5.34	2.73	1.19 – 6.26	3.63	1.33 – 9.87	3.41	1.88 – 6.16	3.80	2.09 – 6.93
No	Ref.		Ref.		Ref.		Ref.		Ref.
Past-30-day alcohol use
Yes	2.15	1.42 – 3.24	2.20	1.27 – 3.80	4.87	1.84 – 12.85	2.98	2.19 – 4.03	2.79	1.92 – 4.04
No	Ref.		Ref.		Ref.		Ref.		Ref.
Past-30-day misuse of prescription drugs
Yes	1.21	0.79 – 1.84	1.53	0.94 – 2.48	0.79	0.26 – 2.44	1.10	0.75 – 1.63	0.72	0.41 – 1.27
No	Ref.		Ref.		Ref.		Ref.		Ref.
Past-30-day use other illicit drugs
Yes	10.21	2.25 – 46.27	3.70	0.43 – 31.11	18.25	2.02 – 164.63	6.06	1.47 – 25.09	18.53	4.14 – 82.95
No	Ref.		Ref.		Ref.		Ref.		Ref.
Perception of harmfulness of e-cigarette
No harm	0.73	0.37 – 1.42	1.63	0.75 – 3.55	1.01	0.22 – 4.58	1.07	0.65 – 1.79	1.18	0.58 – 2.37
Little harm	2.52	1.75 – 3.61	2.72	2.03 – 3.63	1.39	0.65 – 2.97	2.59	1.96 – 3.42	2.67	1.88 – 3.79
Some harm	1.42	1.13 – 1.80	1.76	1.32 – 2.35	1.10	0.49 – 2.48	1.51	1.24 – 1.83	1.58	1.14 – 2.18
A lot of harm Age in years	Ref.		Ref.		Ref.		Ref.		Ref.
12	Ref.		Ref.		Ref.		Ref.		Ref.
13	1.70	1.25 – 2.32	1.38	0.88 – 2.16	1.84	0.46 – 7.31	1.63	1.18 – 2.26	3.33	1.68 – 6.60
14	2.29	1.69 – 3.12	2.03	1.27 – 3.24	1.76	0.50 – 6.19	2.26	1.65 – 3.10	4.37	2.42 – 7.87
15	2.77	2.02 – 3.80	2.56	1.56 – 4.18	3.52	0.88 – 14.14	2.70	1.97 – 3.71	5.77	3.36 – 9.93
16	2.44	1.64 – 3.62	2.39	1.41 – 4.06	1.44	0.38 – 5.37	2.85	1.93 – 4.22	5.85	3.52 – 9.73
Sex
Male	0.98	0.80 – 1.21	0.95	0.72 – 1.27	1.27	0.68 – 2.38	0.97	0.83 – 1.14	0.99	0.76 – 1.30
Female	Ref.		Ref.		Ref.		Ref.		Ref.
Race/ethnicity
Non-Hispanic White	Ref.		Ref.		Ref.		Ref.		Ref.
Non-Hispanic Black	1.27	0.97 – 1.66	1.55	1.07 – 2.24	3.13	1.14 – 8.63	1.36	1.05 – 1.77	1.39	0.85 – 2.29
Hispanic	1.13	0.84 – 1.52	1.05	0.83 – 1.33	1.61	0.63 – 4.13	1.13	0.91 – 1.41	0.98	0.68 – 1.42
Non-Hispanic Other	1.38	1.08 – 1.77	1.37	0.94 – 2.00	1.34	0.49 – 3.69	1.29	1.04 – 1.60	1.19	0.78 – 1.82
Parental education
Less than high school	Ref.		Ref.		Ref.		Ref.		Ref.
High school graduate	0.73	0.50 – 1.08	1.00	0.55 – 1.82	0.65	0.27 – 1.54	0.89	0.66 – 1.21	1.18	0.72 – 1.95
Some college or associate degree	0.89	0.65 – 1.21	1.04	0.67 – 1.63	0.61	0.25 – 1.46	0.99	0.76 – 1.28	1.04	0.70 – 1.53
Bachelor’s degree or above	0.73	0.53 – 1.02	0.65	0.41 – 1.02	0.52	0.15 – 1.78	0.80	0.61 – 1.06	0.98	0.64 – 1.51
Severity of internalizing mental health problems
Low	Ref.		Ref.		Ref.		Ref.		Ref.
Moderate	1.01	0.76 – 1.35	0.98	0.69 – 1.40	1.09	0.50 – 2.37	0.98	0.76 – 1.25	1.00	0.74 – 1.34
High	1.52	1.20 – 1.92	1.16	0.77 – 1.75	2.33	0.84 – 6.49	1.25	0.95 – 1.65	1.12	0.76 – 1.68
Severity of externalizing mental health problems
Low	Ref.		Ref.		Ref.		Ref.		Ref.
Moderate	1.24	0.94 – 1.63	1.24	0.87 – 1.77	0.82	0.24 – 2.83	1.25	0.99 – 1.58	1.29	0.92 – 1.81
High	1.90	1.44 – 2.51	2.35	1.67 – 3.29	1.73	0.59 – 5.08	2.10	1.67 – 2.63	2.14	1.48 – 3.08
State-level recreational cannabis legalization
Yes	1.38	1.16 – 1.64	1.30	1.05 – 1.61	1.36	0.80 – 2.33	1.21	1.01 – 1.44	1.42	1.14 – 1.77
No	Ref.		Ref.		Ref.		Ref.		Ref.

^*Other tobacco included cigarette, cigar/cigarillo, pipe, hookah, smokeless tobacco (including snus and dissolvable products), bidi, and kretek.