Table 3.
Logistic regression results for factors associated with the likelihood of receiving brief intervention for smoking
| Demographic-adjusted model | Behavioural-adjusted and socioeconomic-adjusted models | |||||||||
| OR | 95% CI | OR | 95% CI | OR | 95% CI | OR | 95% CI | OR | 95% CI | |
| Age | ||||||||||
| 18–24 | Reference | |||||||||
| 25–34 | 1.39*** | 1.16 to 1.67 | 1.38** | 1.14 to 1.68 | 1.38** | 1.14 to 1.68 | 1.37** | 1.13 to 1.66 | 1.36** | 1.12 to 1.65 |
| 35–44 | 1.57*** | 1.30 to 1.90 | 1.60*** | 1.31 to 1.96 | 1.60*** | 1.31 to 1.97 | 1.57*** | 1.28 to 1.93 | 1.59*** | 1.30 to 1.94 |
| 45–54 | 2.00*** | 1.66 to 2.41 | 2.03*** | 1.67 to 2.47 | 2.03*** | 1.66 to 2.48 | 2.00*** | 1.64 to 2.44 | 2.03*** | 1.67 to 2.48 |
| 55–64 | 2.19*** | 1.80 to 2.66 | 2.30*** | 1.86 to 2.83 | 2.26*** | 1.82 to 2.79 | 2.23*** | 1.81 to 2.75 | 2.31*** | 1.86 to 2.86 |
| 65+ | 2.06*** | 1.68 to 2.51 | 2.22*** | 1.79 to 2.75 | 2.14*** | 1.71 to 2.67 | 2.11*** | 1.70 to 2.62 | 2.23*** | 1.79 to 2.78 |
| Gender | ||||||||||
| Male | Reference | |||||||||
| Female | 1.01 | 0.91 to 1.13 | 0.95 | 0.84 to 1.07 | 0.97 | 0.86 to 1.09 | 0.96 | 0.85 to 1.08 | 0.96 | 0.86 to 1.08 |
| Region | ||||||||||
| North | Reference | |||||||||
| Midlands | 0.94 | 0.82 to 1.08 | 0.93 | 0.81 to 1.08 | 0.93 | 0.80 to 1.07 | 0.93 | 0.81 to 1.07 | 0.93 | 0.81 to 1.07 |
| South | 0.81** | 0.71 to 0.92 | 0.79** | 0.69 to 0.91 | 0.79*** | 0.69 to 0.90 | 0.78*** | 0.68 to 0.89 | 0.77*** | 0.68 to 0.88 |
| Children in the household | ||||||||||
| None | Reference | |||||||||
| ≥1 | 1.14 | 0.99 to 1.30 | 1.07 | 0.93 to 1.23 | 1.08 | 0.93 to 1.24 | 1.08 | 0.94 to 1.24 | 1.08 | 0.94 to 1.24 |
| Self-reported disability | ||||||||||
| No | Reference | |||||||||
| Yes | 1.37*** | 1.19 to 1.57 | 1.33*** | 1.14 to 1.55 | 1.38*** | 1.19 to 1.59 | 1.38*** | 1.19 to 1.60 | 1.37*** | 1.18 to 1.59 |
| Ethnicity | ||||||||||
| White | Reference | |||||||||
| Mixed race | 0.92 | 0.60 to 1.39 | 0.85 | 0.54 to 1.34 | 0.87 | 0.56 to 1.36 | 0.87 | 0.56 to 1.35 | 0.86 | 0.55 to 1.34 |
| Asian | 0.92 | 0.72 to 1.18 | 0.84 | 0.65 to 1.09 | 0.87 | 0.67 to 1.12 | 0.86 | 0.67 to 1.11 | 0.87 | 0.68 to 1.13 |
| Black | 1.20 | 0.83 to 1.72 | 0.98 | 0.67 to 1.46 | 1.01 | 0.68 to 1.49 | 1.01 | 0.68 to 1.49 | 1.00 | 0.67 to 1.48 |
| Arab/other | 0.95 | 0.55 to 1.63 | 0.94 | 0.52 to 1.69 | 0.93 | 0.52 to 1.68 | 0.93 | 0.52 to 1.66 | 0.91 | 0.50 to 1.63 |
| Time trend (monthly) | 1.00 | 0.99 to 1.01 | 1.00 | 0.99 to 1.01 | 1.00 | 1.00 to 1.01 | 1.00 | 1.00 to 1.01 | 1.00 | 0.99 to 1.01 |
| Risky drinker (AUDIT 8+) | ||||||||||
| No | ||||||||||
| Yes | 0.86* | 0.75 to 0.99 | 0.85* | 0.74 to 0.98 | 0.85* | 0.73 to 0.97 | 0.85* | 0.74 to 0.98 | ||
| Motivation to cut down smoking | ||||||||||
| None | ||||||||||
| Moderate | 1.44*** | 1.26 to 1.64 | 1.44*** | 1.26 to 1.64 | 1.43*** | 1.25 to 1.63 | 1.43*** | 1.25 to 1.63 | ||
| High | 2.19*** | 1.83 to 2.63 | 2.16*** | 1.80 to 2.59 | 2.15*** | 1.79 to 2.58 | 2.15*** | 1.80 to 2.58 | ||
| Social grade | ||||||||||
| AB | Reference | |||||||||
| C1 | 1.08 | 0.88 to 1.32 | ||||||||
| C2 | 0.96 | 0.78 to 1.17 | ||||||||
| D | 1.26* | 1.02 to 1.55 | ||||||||
| E | 1.30* | 1.05 to 1.61 | ||||||||
| Education | ||||||||||
| University | Reference | |||||||||
| A-level | 1.24* | 1.02 to 1.51 | ||||||||
| GCSE | 1.16 | 0.98 to 1.38 | ||||||||
| Other | 1.20 | 0.93 to 1.56 | ||||||||
| None | 1.24* | 1.03 to 1.50 | ||||||||
| Employment status | ||||||||||
| Full-time | Reference | |||||||||
| Other | 1.05 | 0.92 to 1.20 | ||||||||
| Housing tenure | ||||||||||
| Owned | Reference | |||||||||
| Rented | 1.10 | 0.97 to 1.25 | ||||||||
| Constant | 0.49 | 0.24 to 1.02 | 0.34** | 0.15 to 0.75 | 0.31** | 0.14 to 0.69 | 0.36* | 0.17 to 0.78 | 0.35** | 0.16 to 0.76 |
*p<0.05; **p<0.01; ***p<0.001.
AUDIT, Alcohol Use Disorders Identification Test.