From: The emergence of socioeconomic inequalities in smoking during adolescence and early adulthood
Prevalence | 13 years old | 17 years old | 21 years old | 24 years old |
---|---|---|---|---|
Men | Â | Â | Â | Â |
 Never smoker | 81.3 | 53.9 | 23.4 | 19.5 |
 Experimenter | 17.2 | 33.4 | 36.9 | 33.8 |
 Smoke less-than-daily | 1.4 | 6.1 | 11.3 | 7.0 |
 Smoke daily | 0.2 | 6.3 | 27.2 | 32.6 |
 Former smoker | 0.0 | 0.4 | 1.2 | 7.0 |
Women | Â | Â | Â | Â |
 Never smoker | 75.1 | 54.8 | 32.5 | 29.7 |
 Experimenter | 23.0 | 32.9 | 36.1 | 36.3 |
 Smoke less-than-daily | 1.0 | 4.4 | 7.6 | 5.3 |
 Smoke daily | 1.0 | 7.8 | 22.4 | 20.5 |
 Former smoker | 0.0 | 0.2 | 1.3 | 8.2 |
Incidence | < 13 years old | 13–17 years old | 17–21 years old | 21–24 years old |
Men | Â | Â | Â | Â |
 Experimenter (1) | 17.2 | 26.2 | 35.5 | 13.3 |
 Less-than-daily smoker (2) | 1.4 | 5.9 | 10.2 | 4.4 |
 Daily smoker (3) | 0.2 | 6.1 | 22.5 | 11.0 |
 Former smoker (4) | 0.0 | 25.0 | 7.9 | 15.7 |
Women | Â | Â | Â | Â |
 Experimenter (1) | 23.0 | 22.3 | 28.8 | 7.6 |
 Less-than-daily smoker (2) | 1.0 | 3.8 | 6.6 | 3.3 |
 Daily smoker (3) | 1.0 | 7.1 | 17.3 | 4.2 |
 Former smoker (4) | 0.0 | 10.0 | 10.9 | 22.8 |