Table 1 Characteristics of the study population in 2012 (N = 3446)

Sex^a

Male

Female

Age category^a

31–40 years

41–50 years

51–60 years

61–67 years

Education level^a

Low

Intermediate

High

BMI category^a

≥25 & < 30 kg/m²

≥30 kg/m²

Smoking status^a

Never

Former

Current

Alcohol consumption^a

Never

≤ 1 day/week

2–3 days/week

4–5 days/week

6–7 days/week

Chronic condition^b

Cardiovascular disorder

Osteoarthritis

Diabetes mellitus

COPD

Diagnostic measurements^b

≥ 1 BMI record

≥ 1 weight record

≥ 1 height record