Table 3 Characteristics of the participants at initial visit (n = 117)

Gender distribution

Sex

Frequency (n)

Percentage (%)

Males

32

27.4

Females

85

72.6

Age distribution

Age range

Frequency (n)

Percentage (%)

18–24 years

6

5.1

25–34 years

18

15.4

35–44 years

29

24.8

45–54 years

32

27.4

 > 55 years

32

27.4

Educational level

Type

Frequency (n)

Percentage (%)

Primary school

3

2.6

Secondary school

49

41.9

Higher education (college/university)

65

55.6

Monthly income

Euros (€)

Frequency (n)

Percentage (%)

 < 500

26

22.2

500–999

53

45.3

1000–1500

22

18.8

 > 1500

7

6.0

No reported income

9

7.7

Smoking status

*Pack years can be calculated as follows: number of pack-years = number of cigarettes smoked per day/20) × number of years smoked

Smokers

Frequency (n)

Percentage (%)

No

84

71.8

Yes

33

28.2

Pack years*

Frequency (n = 33)

Percentage (%)

 ≤ 15

13

39.4

 > 15

20

60.6

Have you ever thought to stop smoking? (n = 33)

Answer

Frequency

Percentage (%)

Yes

28

84.8

No

5

15.2

Do you have concerns that when you quit smoking you will gain weight? (n = 33)

Answer

Frequency

Percentage (%)

Yes

25

75.8

No

8

24.2

AUDIT-C score

Scores

Frequency (n = 80)

Percentage (%)

1

17

21.3

2

14

17.5

3

13

16.3

4

10

12.5

5

8

10

6

9

11.3

7

5

6.3

8

1

1.3

9

1

1.3

10

2

2.5

Eating status

Typical diet

Frequency (n)

Percentage (%)

Mainly vegetables

2

1.7

Mainly meat (including poultry and fish)

12

10.3

Mainly meat (including poultry and fish) and vegetables

12

10.3

Variety of foods (e.g. fruits, vegetables, meat, dairy sweets, fatty and starchy foods)

91

77.8

Reported meals/day

Reported snacks/day

Number of meals

Frequency (n)

Percentage (%)

Number of snacks

Frequency (n)

Percentage (%)

1

8

6.8

0

39

33.3

2

56

47.9

1

28

23.9

3

38

32.5

2

29

24.8

4

11

9.4

3

11

9.4

5

4

3.4

4

9

7.7

 > 4

1

0.9

Mediterranean diet score

Frequency (n)

Percentage (%)

 ≤ 5

28

23.9

6–7

47

40.2

8

19

16.2

9

13

11.1

 ≥ 10

10

8.5

Physical activity (PA)

No reported PA (participants)

PA < 150 min (participants)

PA ≥ 150 min (participants)

Frequency (n)

28

38

51

Percentage (%)

23.9

32.5

43.6

Mean minutes

-

81.71 (SD = 30.5)

248.53 (SD = 82.7)

Minimum minutes

20

150

Maximum minutes

130

540