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Table 3 Demographic characteristics of 20,676 US adult frequent e-cigarette users classified into four Tobacco Use Pathway (TUP) groups

From: Changing patterns of first e-cigarette flavor used and current flavors used by 20,836 adult frequent e-cigarette users in the USA

  Switchers
(n = 15,807)
Dual users
(n = 1330)
Former smoker e-cigarette users
(n = 2483)
Never smoker e-cigarette users
(n = 1056)
Total
(n = 20,676)
Variable N (%) N (%) N (%) N (%) N (%)
Age group
 18–25 1714 (10.8) 264 (19.8) 587 (23.6) 579 (54.8) 3144 (15.2)
 26–35 4165 (26.4) 378 (28.4) 784 (31.6) 199 (18.8) 5526 (26.7)
 36–45 4382 (27.7) 305 (22.9) 543 (21.9) 118 (11.2) 5348 (25.9)
 46–55 3193 (20.2) 237 (17.8) 336 (13.5) 92 (8.7) 3858 (18.7)
 56–65 1910 (12.1) 124 (9.3) 192 (7.7) 58 (5.5) 2284 (11.0)
 66–75 421 (2.7) 19 (1.4) 41 (1.7) 9 (0.9) 490 (2.4)
 75+ 19 (0.1) 3 (0.2) 0 (0.0) 1 (0.1) 23 (0.1)
 Total 15,804 (100.0) 1330 (100.0) 2483 (100.0) 1056 (100.0) 20,673 (100.0)
Gender
 Male 11,173 (71.0) 904 (68.1) 1866 (75.5) 806 (76.9) 14,749 (71.6)
 Female 4513 (28.7) 420 (31.6) 594 (24.0) 234 (22.3) 5761 (28.0)
 Transgender 51 (0.3) 4 (0.3) 12 (0.5) 8 (0.8) 75 (0.4)
 Total 15,737 (100.0) 1328 (100.0) 2472 (100.0) 1048 (100.0) 20,585 (100.0)
Census region-division
 Northeast 2511 (15.8) 228 (17.1) 470 (18.9) 163 (15.5) 3372 (16.3)
  New England 686 (4.3) 51 (3.8) 109 (4.4) 43 (4.1) 889 (4.3)
  Middle Atlantic 1825 (11.5) 177 (13.3) 361 (14.5) 120 (11.4) 2483 (12.0)
 Midwest 3710 (23.5) 355 (26.7) 547 (22.0) 250 (23.7) 4862 (23.6)
  East North Central 2547 (16.1) 254 (19.1) 408 (16.4) 174 (16.5) 3383 (16.4)
  West North Central 1163 (7.4) 101 (7.6) 139 (5.6) 76 (7.2) 1479 (7.2)
 South 6161 (39.0) 469 (26.7) 857 (34.5) 337 (31.8) 7824 (37.8)
  South Atlantic 3074 (19.4) 250 (18.8) 451 (18.2) 162 (15.3) 3937 (19.0)
  East South Central 1241 (7.9) 95 (7.1) 162 (6.5) 71 (6.7) 1569 (7.6)
  West South Central 1846 (11.7) 124 (9.3) 244 (9.8) 104 (9.8) 2318 (11.2)
 West 3085 (21.8) 251 (18.9) 522 (21.1) 259 (24.6) 4117 (19.9)
  Mountain 1195 (7.6) 100 (7.5) 200 (8.1) 83 (7.9) 1578 (7.6)
  Pacific 1890 (12.0) 151 (11.4) 322 (13.0) 176 (16.7) 2539 (12.3)
 No answer 340 (2.2) 27 (2.0) 87 (3.5) 47 (4.5) 501 (2.4)
 Total 15,807 (100.0) 1330 (100.0) 2483 (100.0) 1056 (100.0) 20,676 (100.0)
Employment (hours paid work pw)
 35+ hours 11,014 (69.9) 824 (62.1) 1718 (69.5) 549 (52.2) 14,105 (68.5)
 15–35 h 1320 (8.4) 142 (10.7) 263 (10.6) 231 (22.0) 1956 (9.5)
 0–15 h 320 (2.0) 47 (3.5) 55 (2.2) 50 (4.8) 472 (2.3)
 0 h 3092 (19.6) 313 (23.6) 435 (17.6) 221 (21.0) 4061 (19.7)
 Total 15,746 (100.0) 1326 (100.0) 2471 (100.0) 1051 (100.0) 20,594 (100.0)
Highest education level
 Less than high school 77 (0.5) 11 (0.8) 17 (0.7) 5 (0.5) 110 (0.5)
 Some high school, no diploma 380 (2.4) 50 (3.8) 81 (3.3) 44 (4.2) 555 (2.7)
 GED 1019 (6.5) 107 (8.1) 160 (6.5) 26 (2.5) 1312 (6.4)
 High school graduate, diploma 2944 (18.6) 270 (20.3) 619 (25.0) 347 (32.9) 4180 (20.2)
 Some college, no degree 5496 (34.8) 462 (34.8) 812 (32.8) 336 (31.9) 7106 (34.4)
 Associate degree—voc./occup. 1736 (11.0) 119 (9.0) 269 (10.9) 83 (7.9) 2207 (10.7)
 Associate degree—academic 1070 (6.8) 78 (5.9) 149 (6.0) 63 (6.0) 1360 (6.6)
 Bachelor’s degree 2325 (14.7) 178 (13.4) 287 (11.6) 105 (10.0) 2895 (14.0)
 Master’s degree 513 (3.2) 37 (2.8) 64 (2.4) 35 (3.3) 649 (3.1)
 Professional school degree 131 (0.8) 9 (0.7) 10 (0.4) 7 (0.7) 157 (0.8)
 Doctorate degree 95 (0.6) 8 (0.6) 11 (0.4) 3 (0.3) 117 (0.6)
 Total 15,786 (100.0) 1329 (100.0) 2479 (100.0) 1054 (100.0) 20,648 (100.0)
Vape advocacy group membership
 CASAA 10,442 (66.1) 694 (52.2) 1620 (65.2) 500 (47.3) 13,256 (64.1)
 SFATA 1512 (9.6) 60 (4.5) 313 (12.6) 107 (10.1) 1992 (9.6)
 NBS 3126 (19.8) 221 (16.6) 640 (25.8) 302 (28.6) 4289 (20.7)
 AVA 1432 (9.1) 108 (8.1) 307 (12.4) 117 (11.1) 1964 (9.5)