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. Author manuscript; available in PMC: 2024 Jul 9.
Published in final edited form as: Addiction. 2022 Sep 14;118(2):372–377. doi: 10.1111/add.16027

Table 1:

Marijuana Use in Tobacco Products, 2015–2019 (N = 4857)

Past 6-Month Marijuana Use Wave 3
Fall 2015
Wave 4
Spring 2016
Wave 5
Fall 2016
Wave 6
Spring 2017
Wave 8
Spring 2018
Wave 9
Spring 2019
n = 4270 n = 4363 n = 4204 n = 4316 n = 4075 n = 3746
In a spliff (hand rolled cigarette with tobacco) 12.5% (535) 12.7% (555) 11.6% (489) 12.0% (519) 11.7% (478) 11.0% (411)
In a cigar/blunt 16.6% (708) 16.1% (704) 16.3% (686) 15.7% (676) 15.1% (615) 13.6% (508)
In hookah 9.1% (387) 7.3% (320) 4.7% (199) 5.1% (220) 4.1% (166) 3.8% (143)
In any e-cigarette device 11.8% (505) 10.5% (458) 9.6% (402) 10.9% (468) 19.2% (782) 23.9% (897)