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Table 1 Description of variables used in the analysis for the period between 2008-2012

From: Application of the varying coefficient model to the behaviour risk factor surveillance data in Italy: a study of changing smoking prevalence among sub-populations

Variable

Categories

Number of

%

  

observations

 

Smoking status

Smoker

51696

27.9

 

Non-smoker

133923

72.1

Age

18-29

33450

18.0

 

30-39

38660

20.8

 

40-49

44193

23.8

 

50-59

35646

19.2

 

60-69

33670

18.2

Sex

Male

91160

49.1

 

Female

94459

50.9

Marital status

Married

112853

60.8

 

Single

57959

31.2

 

Widowed or divorced

14807

8.0

Education

University or higher

24700

13.3

 

High school

82324

44.4

 

Middle school

58063

31.3

 

Primary school or less

20532

11.0

Income

High

87989

47.4

 

Medium

74159

40.0

 

Low

23471

12.6

Work status

Works

107648

58.0

 

Does not work

77971

42.0

Region

North

92741

50.0

 

Central

45142

24.3

 

South

47736

25.7

Physical activity

Active

61357

33.1

 

Partially active

70800

38.1

 

Sedentary

53462

28.8

Alcohol consumption

High risk drinker

18852

10.2

 

Low risk drinker

52838

28.4

 

Non-drinker

113929

61.4

Depression status

Not depressed

173416

93.4

 

Depressed

12203

6.6

Year

2008

37205

20.0

 

2009

38690

20.8

 

2010

35896

19.2

 

2011

36825

19.8

 

2012

37003

20.0