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Table 1 Sample characteristics (2004–2010)

From: The effectiveness of tobacco control television advertisements in increasing the prevalence of smoke-free homes

Covariate Categories Number Percent
Total sample   9,872 100
Government office region North East 719 7.3
North West 1,508 15.3
Yorkshire and the Humber 1,092 11.1
East Midland 1,007 10.2
West Midland 1,038 10.5
East of England 1,041 10.5
London 1,126 11.4
South East 1,449 14.7
South West 892 9.0
Gender of smokers in household All female smokers 4,450 45.1
All male smokers 3,679 37.3
Mixed smokers 1,743 17.7
Average age of smokers in household 18–24 833 8.4
25–39 3,396 34.4
40–54 2,970 30.1
55+ 2,673 27.1
NS-SEC of head of household Managerial & professional 2,675 27.1
Intermediate 1,917 19.4
Routine & manual 4,914 49.8
Other 354 3.6
Average level of dependence of smokers in householda 0 (least addicted) 2,661 27.0
1 1,409 14.3
2 2,085 21.1
3 1,958 19.8
4 1,316 13.3
5 324 3.3
6 (most addicted) 119 1.2
Age of youngest child in household No child 1,786 18.1
0–5 1,401 14.2
6–15 6,685 67.7
Number of adult smokers Two or more smokers 3,475 35.2
Lone smoker 4,372 44.3
Lone smoker (lives alone) 2,025 20.5
Index of Multiple Deprivation 1 (least deprived) 1,346 13.6
2 1,602 16.3
3 1,870 18.9
4 2,363 23.9
5 (most deprived) 2,691 27.3
Season Summer (Jun–Aug) 2,721 27.6
Autumn (Sep–Nov) 2,560 25.9
Spring (Mar–May) 2,674 27.1
Winter (Dec–Feb) 2,367 24.0
  1. Figures show baseline for categorical variables. aThe HSE surveys include two measures of nicotine dependence: cigarette consumption and time to first cigarette. Dependence score for a smoker was derived using these measures and scored based on the Modified Fagerstrom Test for Nicotine Dependence. A household measure of dependence was derived by averaging the score across all smokers in the household