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. Author manuscript; available in PMC: 2021 Dec 22.

Published in final edited form as: Subst Use Misuse. 2021 Jul 22;56(12):1765–1775. doi: 10.1080/10826084.2021.1949724

Table 3.

Crosstabs of baseline most frequent mode of use at baseline and most frequent mode of use at one-year follow-up, N=823

	Total N=823	Follow-up
	Total N=823	Smoke	Pipe/bong	Ingest	Vape	No use

Baseline	Follow-up	N=292 (35.5%)	N=130 (15.8%)	N=66 (8.0%)	N=153 (18.6%)	N=182 (22.1%)

	*Baseline*
Smoke	440 (53.5%)^*	217 (49.3%)	46 (10.5%)	24 (5.5%)	49 (11.1%)	104 (23.6%)
Pipe/bong	122 (14.8%)^*	22 (18.0%)	65 (53.3%)	3 (2.5%)	14 (11.5%)	18 (14.8%)
Ingest	70 (8.5%)^*	17 (24.3%)	1 (1.4%)	23 (32.9%)	5 (7.1%)	24 (34.3%)
Vape	191 (23.2%)^*	36 (18.8%)	18 (9.4%)	16 (8.4%)	85 (44.5%)	36 (18.8%)

Chi-squared = 343.739, p < .001.

^*

Column %; otherwise, % indicates row %.