Logistic regression predicting support for total ban* in restaurants by reported venue restrictions (n = 7508)
| Variables | Attitudes to total ban (OR, 95% CI) | ||
|---|---|---|---|
| Total sample | Where total bans in venue reported | Where no total bans reported | |
| n = 7508 | n = 2133 | n = 5375 | |
| *Limited to those who reported having attended restaurants in last 6 months. | |||
| †Based on normalised data using a square root transformation. | |||
| CI, confidence interval; OR, odds ratio. | |||
| Reported bans | |||
| Total bans | 4.19 (3.66 to 4.79) | – | – |
| Other | 1.00 | ||
| Documented bans | |||
| Extensive bans | 2.26 (1.85 to 2.76) | 1.55 (1.16 to 2.07) | 2.73 (2.02 to 3.69) |
| No/limited bans | 1.00 | 1.00 | 1.00 |
| Age (years) | |||
| 18–24 | 0.47 (0.38 to 0.57) | 0.63 (0.43 to 0.92) | 0.43 (0.34 to 0.54) |
| 25–39 | 0.63 (0.53 to 0.74) | 0.84 (0.61 to 1.15) | 0.57 (0.47 to 0.69) |
| 40–54 | 0.74 (0.62 to 0.87) | 1.01 (0.74 to 1.38) | 0.67 (0.55 to 0.81) |
| 55+ | 1.00 | 1.00 | 1.00 |
| Sex | |||
| Male | 1.00 | 1.00 | 1.00 |
| Female | 0.76 (0.68 to 0.85) | 0.93 (0.75 to 1.14) | 0.70 (0.61 to 0.79) |
| Daily cigarette consumption† | 0.81 (0.78 to 0.85) | 0.82 (0.76 to 0.89) | 0.81 (0.77 to 0.86) |
| Think about harm to others | 1.20 (1.15 to 1.25) | 1.13 (1.05 to 1.22) | 1.23 (1.17 to 1.30) |
| Believe smoking causes lung cancer in non-smokers | 2.06 (1.77 to 2.40) | 2.01 (1.58 to 2.57) | 2.11 (1.74 to 2.57) |
| Country | |||
| Canada | 0.36 (0.29 to 0.45) | 0.33 (0.24 to 0.45) | 0.35 (0.25 to 0.48) |
| USA | 0.39 (0.31 to 0.49) | 0.56 (0.41 to 0.75) | 0.33 (0.24 to 0.47) |
| UK | 0.46 (0.36 to 0.59) | 0.99 (0.57 to 1.73) | 0.41 (0.29 to 0.59) |
| Australia | 1.00 | 1.00 | 1.00 |
| Nagelkerke’s R2 | 0.34 | 0.13 | 0.18 |