Adjusted odds ratios (95% confidence intervals) from logistic regression of having knowledge that tobacco smoke contains selected chemicals on sociodemographic covariates
| Knowledge that tobacco smokes contains: | ||||
|---|---|---|---|---|
| Cyanide | Mercury | Arsenic | Carbon monoxide | |
| Source: International Tobacco Control Four Country Survey Wave 1, 2002. | ||||
| Sex | ||||
| Male | 1.00 | 1.00 | 1.00 | 1.00 |
| Female | 0.81 (0.74 to 0.88) | 0.80 (0.72 to 0.90) | 0.74 (0.68 to 0.81) | 0.70 (0.62 to 0.78) |
| Age | ||||
| 18–24 | 1.89 (1.61 to 2.22) | 1.15 (0.94 to 1.40) | 1.72 (1.47 to 2.03) | 1.80 (1.46 to 2.22) |
| 25–39 | 1.64 (1.44 to 1.88) | 1.20 (1.01 to 1.41) | 1.54 (1.34 to 1.77) | 1.15 (0.99 to 1.34) |
| 40–54 | 1.58 (1.38 to 1.80) | 1.16 (0.98 to 1.38) | 1.47 (1.28 to 1.69) | 1.02 (0.88 to 1.19) |
| 55+ | 1.00 | 1.00 | 1.00 | 1.00 |
| Education | ||||
| Low | 1.00 | 1.00 | 1.00 | 1.00 |
| Medium | 1.28 (1.16 to 1.42) | 1.09 (0.96 to 1.24) | 1.30 (1.17 to 1.44) | 1.61 (1.41 to 1.84) |
| High | 1.66 (1.44 to 1.91) | 1.26 (1.06 to 1.50) | 1.44 (1.25 to 1.66) | 2.08 (1.71 to 2.54) |
| Income | ||||
| Low | 1.00 | 1.00 | 1.00 | 1.00 |
| Medium | 1.14 (1.02 to 1.28) | 0.95 (0.83 to 1.10) | 1.24 (1.00 to 1.52) | 1.06 (0.92 to 1.21) |
| High | 1.31 (1.16 to 1.48) | 0.85 (0.73 to 1.00) | 1.62 (1.28 to 2.05) | 1.11 (0.96 to 1.30) |
| No information | 0.93 (.078 to 1.12) | 0.92 (0.73 to 1.16) | 1.05 (0.73 to 1.51) | 0.75 (0.61 to 0.92) |
| Country | ||||
| USA | 1.00 | 1.00 | 1.00 | 1.00 |
| Canada | 2.40 (2.11 to 2.73) | 1.63 (1.40 to 1.89) | 1.79 (1.45 to 2.21) | 1.58 (1.31 to 1.91) |
| UK | 0.30 (0.27 to 0.35) | 0.57 (0.47 to 0.68) | 0.39 (0.31 to 0.50) | 0.33 (0.28 to 0.38) |
| Australia | 0.70 (0.62 to 0.79) | 0.93 (0.79 to 1.09) | 1.13 (0.91 to 1.41) | 0.79 (0.67 to 0.94) |
| Country*Income | – | – | – | |
| Canada*Med | – | – | 1.13 (0.84 to 1.53) | – |
| Canada*High | – | – | 0.95 (0.68 to 1.32) | – |
| Canada*No info | – | – | 0.97(0.59 to 1.59) | – |
| UK*Med | – | – | 0.69 (0.48 to 0.95) | – |
| UK*High | – | – | 0.50 (0.35 to 0.73) | – |
| UK*No info | – | – | 0.67 (0.38 to 1.19) | – |
| Australia*Med | – | – | 0.85 (0.63 to 1.14) | – |
| Australia*High | – | – | 0.60 (0.44 to 0.83) | – |
| Australia*No Info | – | – | 0.56 (0.32 to 0.97) | – |