Table 1 Characteristics of the study sample of the 2012 Swiss Health Survey^a

Total, n

15,975

Age, mean (SE)

47.7 (0.18)

Sex

Males

50.2

Females

49.8

Body mass index (BMI)

Underweight (BMI < 18.5 kg/m²)

3.0

Normal weight (BMI ≥ 18.5 to < 25.0 kg/m²)

56.0

Overweight (BMI ≥ 25 to < 30.0 kg/m²)

31.3

Obesity (BMI ≥ 30 kg/m²)

9.7

Area of residence

Urban

73.4

Rural

26.6

Nationality

Swiss

80.8

Foreign

19.2

Educational level

High

33.3

Middle

56.5

Low

10.2

Marital status

Married/registered partnership

53.8

Single, divorced/dissolved partnership, separated, widowed

46.2

Smoking status

Never smokers

49.3

Ex-smoker

23.0

Current smokers

27.7

Chronic alcohol consumption^b

No

95.2

Yes

4.8

Physical activity

≥150 min. per week

74.2

<150 min. per week

25.8

Pay attention to diet

Yes

70.2

No

29.8

Self-perceived health

Good, very good

85.8

Fair, poor, very poor

14.2

Body weight satisfaction

Absolutely satisfied

32.5

Partly satisfied

43.6

Rather unsatisfied

19.1

Absolutely unsatisfied

4.9

Depression

No

94.0

Yes

6.0