Perceived peer prevalence of current smoking 2012–2014
| 2012 | 2013 | 2014 | 2014 vs 2012 | |||||
|---|---|---|---|---|---|---|---|---|
| N | Per cent | N | Per cent | N | Per cent | aOR* | 95% CI | |
| 0–19% | 4941 | 17 | 5555 | 20 | 6642 | 21 | 1.3 | (1.21 to 1.4) |
| 20–39% | 6842 | 24 | 6773 | 24 | 7557 | 24 | 1.01 | (0.94 to 1.09) |
| 40–59% | 7076 | 25 | 6920 | 25 | 7399 | 24 | 0.98 | (0.93 to 1.03) |
| 60–79% | 4626 | 16 | 3909 | 14 | 4083 | 13 | 0.8 | (0.75 to 0.86) |
| 80–100% | 3544 | 12 | 2758 | 10 | 3424 | 11 | 0.93 | (0.84 to 1.02) |
| Non-response | 1422 | 5 | 2010 | 7 | 1917 | 6 | — | — |
ORs are bolded where 95% CIs do not overlap the null.
*aORs controlled for age, sex, ethnicity, SES, smoking status, friend and parent smoking status, smoking in home.
aOR, adjusted OR; SES, socioeconomic status.