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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