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. 2020 Dec 15;15(12):e0243368. doi: 10.1371/journal.pone.0243368

Table 1. Crosstabs of the total number of JUUL pod flavors used in the past month by frequency of JUUL use for 2018 and 2019.

Once a week or less 2–3 times a week 4–6 times a week Everyday
# Flavors 2018 2019 2018 2019 2018 2019 2018 2019
0 20.7 26.2 4.7 7.9 7.2 9.4 4.1 6.7
1 45.4 53.5 33.6 53.5 22.5 38.5 17.2 35.4
2 22.3 13.8 30.5 23.7 29.7 28.1 21.3 28.7
3 7.9 4.3 16.4 10.5 20.7 16.7 23.8 14
4 2.1 1.5 7 2.6 11.7 5.2 13.5 5.6
≧ 5 1.6 0.7 7.8 1.8 8.1 2.1 20.1 9.6

Note. Bolded values indicate findings that are consistent with the direction of effects observed for the chi-square analysis examining changes in rates of total flavor use from 2018 to 2019.