Quit intentions and attempts among past 30-day e-cigarette users and past 30-day smokers, 2017–2019, by country, weighted %(n)
| Canada | England | USA | |||||||
| 2017 | 2018 | 2019 | 2017 | 2018 | 2019 | 2017 | 2018 | 2019 | |
| Vaping | (n=340) | (n=463) | (n=738) | (n=347) | (n=351) | (n=439) | (n=454) | (n=635) | (n=736) |
| Are you planning to quit using e-cigarettes/vaping… | |||||||||
| Within the next month | 9.8 (33) | 11.6 (54) | 15.0 (109) | 9.7 (33) | 11.9 (42) | 10.6 (46) | 9.1 (41) | 10.0 (63) | 12.1 (89) |
| Between 1 and 6 months from now | 10.3 (35) | 8.5 (39) | 15.0 (110) | 12.7 (44) | 12.1 (42) | 9.8 (43) | 11.5 (52) | 16.7 (106) | 12.3 (90) |
| Sometime in the future, beyond 6 months | 15.7 (53) | 18.6 (86) | 19.3 (141) | 16.8 (58) | 19.3 (68) | 16.7 (73) | 19.2 (87) | 20.9 (133) | 24.4 (180) |
| Not planning to quit | 26.4 (90) | 26.2 (121) | 21.3 (156) | 25.6 (88) | 26.9 (94) | 30.3 (133) | 32.0 (145) | 30.2 (192) | 24.7 (182) |
| I don’t currently use e-cigarettes | 18.7 (64) | 25.5 (118) | 17.0 (124) | 19.9 (69) | 22.5 (79) | 21.2 (93) | 12.2 (55) | 12.2 (77) | 10.9 (81) |
| Don’t know | 19.1 (65) | 9.7 (45) | 12.5 (91) | 15.4 (53) | 7.2 (25) | 11.5 (51) | 15.8 (72) | 10.0 (63) | 15.6 (115) |
| Have you tried to completely stop using e-cigarettes/vaping in the LAST 12 MONTHS? | |||||||||
| Yes | 12.2 (41) | 18.7 (86) | 26.8 (196) | 12.7 (44) | 16.5 (58) | 21.0 (92) | 15.3. (69) | 21.9 (138) | 25.0 (184) |
| No* | 46.7 (159) | 51.4 (236) | 52.6 (384) | 49.6 (170) | 57.7 (202) | 53.0 (231) | 55.1 (249) | 63.3 (398) | 62.6 (461) |
| Not applicable† | 37.8 (128) | 25.6 (118) | 17.1 (124) | 35.7 (122) | 22.5 (79) | 21.3 (93) | 28.1 (127 | 12.3 (77) | 10.9 (81) |
| Don’t know‡ | 3.3 (11)§ | 4.4 (20) | 3.5 (25) | 1.9 (7)§ | 3.3 (11)§ | 4.6 (20) | 1.5 (7)§ | 2.5 (15) | 1.5 (11)§ |
| Cigarette smoking | (n=431) | (n=383) | (n=384) | (n=622) | (n=645) | (n=519) | (n=451) | (n=470) | (n=315) |
| Are you planning to quit smoking… | |||||||||
| Within the next month | 12.2 (52) | 12.8 (49) | 15.6 (60) | 9.7 (60) | 10.7 (69) | 11.7 (60) | 17.2 (78) | 17.7 (83) | 15.3 (48) |
| Between 1 and 6 months from now | 13.2 (57) | 16.6 (63) | 15.3 (59) | 12.2 (75) | 13.0 (84) | 10.8 (56) | 15.7 (71) | 18.2 (86) | 16.5 (52) |
| Sometime in the future, beyond 6 months | 25.3 (108) | 23.7 (90) | 23.7 (91) | 22.7 (140) | 30.9 (199) | 21.5 (111) | 24.3 (110) | 25.5 (120) | 25.1 (79) |
| Not planning to quit | 15.0 (64) | 23.9 (91) | 16.7 (64)1 | 17.0 (105) | 18.8 (122) | 20.4 (106) | 16.0 (72) | 16.9 (80) | 18.1 (57) |
| I don’t currently smoke | 19.1 (82) | 14.2 (54) | 14.2 (54) | 27.4 (170) | 20.3 (131) | 21.6 (112) | 9.8 (44) | 11.0 (52) | 10.0 (31) |
| Don’t know | 15.1 (65) | 8.8 (33) | 14.6 (56) | 11.2 (69) | 6.3 (41) | 14.1 (73) | 17.0 (77) | 10.6 (50) | 15.0 (47) |
| Have you tried to completely stop smoking in the LAST 12 MONTHS? | |||||||||
| Yes | 19.6 (85) | 14.6 (56) | 22.7 (87) | 14.8 (92) | 15.3 (99) | 18.8 (97) | 20.5 (93) | 12.6 (59) | 16.7 (53) |
| No* | 25.8 (111) | 23.5 (90) | 21.0 (81) | 22.7 (141) | 26.2 (169) | 22.5 (117) | 19.5 (88) | 21.6 (100) | 21.5 (68) |
| Not applicable¶ | 54.6 (235) | 60.8 (232) | 55.5 (213) | 61.7 (384) | 58.4 (377) | 58.2 (302) | 59.8 (270) | 65.4 (304) | 61.2 (193) |
| Don’t know‡ | 0.0 (0) | 1.0 (4)§ | 0.8 (3)§ | 0.8 (5)§ | 0.1 (0) | 0.5 (2)§ | 0.2 (1)§ | 0.4 (2)§ | 0.7 (2)§ |
Respondents who refused (missing values) are excluded (removed from the denominator).
*Includes those who said ‘No’ to ever trying to stop in a previous (not shown) item.
†Responded to previous item (plans to quit) with ‘Don’t currently use’ (or, in 2017, with ‘Don’t know’).
‡Includes those who said 'Don’t know' to ever trying to stop in a previous (not shown) item.
§High variability (coefficient of variation >33.3%); interpret with caution.
¶Respondents who were not asked because they were not classified as current smoker (ie, had not smoked at least 100 cigarettes) but did smoke in the last 30 days.