Association between covariates/selected health beliefs and intention to quit among current smokers (n=4673)
| Health beliefs | % | OR (95% CI) | |
| Smoke is dangerous to non-smokers | Disagree | 4.6 | 1.00 |
| Neither | 4.1 | 0.41 (0.16 to1.07) | |
| Agree | 88.5 | 1.82 (1.24 to3.21) | |
| Don't know | 2.9 | 0.37 (0.16,0.83) | |
| Tobacco is addictive | Disagree | 9.1 | 1.00 |
| Neither | 5.2 | 0.63(0.39 to 1.00) | |
| Agree | 83.4 | 1.26 (0.90 to 1.76) | |
| Don't know | 2.4 | 0.91(0.38,2.19) | |
| Every cigarette damages health | Disagree | 10.6 | 1.00 |
| Neither | 10.3 | 1.14 (0.70 to 1.84) | |
| Agree | 75.4 | 5.11 (3.32 to 7.86) | |
| Don't know | 3.7 | 1.64 (0.67 to 4.00) | |
| Worried about future damage from smoking | Not at all | 33.7 | 1.00 |
| A little | 41.7 | 4.01 (3.02 to 5.33) | |
| Very much | 18.9 | 10.44 (7.59 to 14.38) | |
| Don't know | 5.7 | 1.75 (0.99 to 3.09) | |
| Smoking has damaged health | Not at all | 33.2 | 1.00 |
| A little | 40 | 2.71 (2.19 to 3.36) | |
| Very much | 17.5 | 5.70 (4.35 to 7.47) | |
| Don't know | 9.4 | 1.13 (0.69 to 1.85) | |
| How much benefit if quit smoking | Not at all | 19.3 | 1.00 |
| A little | 32.1 | 3.50 (2.36 to 5.20) | |
| Very much | 35.2 | 9.96 (6.64 to 14.94) | |
| Don't know | 13.4 | 1.11 (0.70 to 1.77) | |
| Knowledge of health effects scale (0–8) | Mean among those NOT intending to quit | 3.53 | |
| Mean among those intending to quit | 4.71 | ||
| OR for 1 unit increase in score | 1.27 (1.21 to 1.34) | ||
OR, ‘unadjusted’ odds ratio of intending to quit smoking (0, not planning to quit/don't know; 1, within the next month/within the next 6 months/sometime in the future, beyond 6 months).