NYTS 2018 frequency distribution


1	Frequency distribution of vaping by tobacco-use history
2	US National Youth Tobacco Survey, 2018
3	E-cigarette use frequency-of-use distribution by tobacco use history
4	Vaping frequency by tobacco use history %	Never used any tobacco product	Used tobacco, but not combustible	Tried combustible, but not cigarette	1 or more puffs, but never whole cigarette	1 cigarette	2 to 5 cigarettes	6 to 15 cigarettes	16 to 25 cigarettes	26 to 99 cigarettes	100+ cigarettes	Total	Any tobacco	Any combustible	Any cigarette
5	Used 1-2 days	53.1	37.2	36.8	31.5	27.3	28.2	23.5	16.0	17.8	14.2	33.1	26.1	25.8	22.8
6	3-5 days	18.1	14.1	16.1	18.3	15.5	16.7	14.9	9.7	11.0	11.6	15.6	14.7	14.7	14.3
7	6-9 days	9.1	17.3	13.0	9.6	6.8	13.8	7.2	10.6	3.9	9.2	10.0	10.3	10.1	9.3
8	10-19 days	8.4	13.4	16.8	17.0	30.2	12.8	18.7	13.9	13.9	12.6	13.8	15.7	15.8	15.5
9	20-29 days	6.2	12.0	6.1	7.4	6.0	9.2	8.2	18.1	19.7	12.5	9.3	10.3	10.3	11.4
10	All 30 days	5.1	6.0	11.2	16.2	14.2	19.2	27.4	31.7	33.7	39.9	18.3	22.9	23.4	26.7
11	Total	100%	100%	100%	100%	100%	100%	100%	100%	100%	100%	100%	100%	100%	100%
12	Share of vapers (weighted)	25.7%	2.4%	15.1%	11.8%	3.6%	11.0%	5.3%	5.0%	7.2%	12.9%	100%	74.3%	71.9%	56.8%
13
14	E-cigarette use frequency-of-use distribution for all high school vapers by tobacco use history
15	All high school vapers %	Never used any tobacco product	Used tobacco, but not combustible	Tried combustible, but not cigarette	1 or more puffs, but never whole cigarette	1 cigarette	2 to 5 cigarettes	6 to 15 cigarettes	16 to 25 cigarettes	26 to 99 cigarettes	100+ cigarettes	Total	Any tobacco	Any combustible	Any cigarette
16	Used 1-2 days	13.6	0.9	5.6	3.7	1.0	3.1	1.2	0.8	1.3	1.8	33.1	19.4	18.5	13.0
17	3-5 days	4.7	0.3	2.4	2.2	0.6	1.8	0.8	0.5	0.8	1.5	15.5	10.9	10.5	8.1
18	6-9 days	2.3	0.4	2.0	1.1	0.2	1.5	0.4	0.5	0.3	1.2	10.0	7.7	7.2	5.3
19	10-19 days	2.2	0.3	2.5	2.0	1.1	1.4	1.0	0.7	1.0	1.6	13.8	11.7	11.4	8.8
20	20-29 days	1.6	0.3	0.9	0.9	0.2	1.0	0.4	0.9	1.4	1.6	9.3	7.7	7.4	6.5
21	All 30 days	1.3	0.1	1.7	1.9	0.5	2.1	1.5	1.6	2.4	5.1	18.3	17.0	16.8	15.1
22	Total	25.7%	2.4%	15.1%	11.8%	3.6%	11.0%	5.3%	5.0%	7.2%	12.9%	100.0%	74.3%	71.9%	56.8%
23
24	E-cigarette use frequency distribution for all high school students by tobacco use history (not including the non-vapers)
25	All high school students %	Never used any tobacco product	Used tobacco, but not combustible	Tried combustible, but not cigarette	1 or more puffs, but never whole cigarette	1 cigarette	2 to 5 cigarettes	6 to 15 cigarettes	16 to 25 cigarettes	26 to 99 cigarettes	100+ cigarettes	Total	Any tobacco	Any combustible	Any cigarette
26	Used 1-2 days	2.8	0.2	1.2	0.8	0.2	0.6	0.3	0.2	0.3	0.4	6.9	4.0	3.9	2.7
27	3-5 days	1.0	0.1	0.5	0.4	0.1	0.4	0.2	0.1	0.2	0.3	3.2	2.3	2.2	1.7
28	6-9 days	0.5	0.1	0.4	0.2	0.1	0.3	0.1	0.1	0.1	0.2	2.1	1.6	1.5	1.1
29	10-19 days	0.4	0.1	0.5	0.4	0.2	0.3	0.2	0.1	0.2	0.3	2.9	2.4	2.4	1.8
30	20-29 days	0.3	0.1	0.2	0.2	0.0	0.2	0.1	0.2	0.3	0.3	1.9	1.6	1.5	1.3
31	All 30 days	0.3	0.0	0.4	0.4	0.1	0.4	0.3	0.3	0.5	1.1	3.8	3.5	3.5	3.2
32	Total	5.3%	0.5%	3.1%	2.5%	0.7%	2.3%	1.1%	1.0%	1.5%	2.7%	20.8%	15.5	15.0	11.8
33
34
35		High school students
36	20.8%	Proportion of high school students who used an e-cigarette in the past 30 days - (high school vapers)
37	27.6%	Proportion of vapers who are regular vapers (≥20 days per month)
38	72.4%	Proportion of vapers who are not regular vapers (<20 days per month)
39	58.6%	Proportion of vapers who are occasional users (≤9 days per month)
40	80.3%	Proportion of vapers who had not previous used tobacco who are occasional users (≤9 days per month)
41	89.5%	Proportion of regular vapers who previously used tobacco
42	87.9%	Proportion of regular vapers who previously smoked
43	10.5%	Proportion of regular vapers who never used tobacco
44	12.1%	Proportion of regular vapers who never smoked
45	5.7%	Proportion of high school student who are regular vapers (≥20 days per month)
46	5.3%	Proportion of high school students who vaped and had never used other tobacco products
47	0.6%	Proportion of high school students who were regular vapers and never used other tobacco products