Method folder

1. Background
1.1 Participation codes (2.2)
1.2 Re-examination criteria (2.20)

2. Questionnaires and interviews
2.1 Sociodemographic factors
- Classification of research sites (2.4)
- Occupational classification (2.9)
- Age (2.5)
- Social class (2.10)
- Education (2.11)
2.2 Health behavior   
- Smoking (2.12)
- Alcohol consumption (2.13)
- Exercise (2.15)
2.3 Dietary interview
- Diet study (2.17.1)
- Dietary variables, comments (2.17.2)
- Diet study, data processing (1.15.3)
- Diet study, data processing, appendix (1.15.4) 
2.4 Medication (2.7)
2.5 Diseases and symptoms
- Disease data on the form (2.6)

3. Physical measurements 
3.1 Coronary and resting ECG classification (2.8)
3.2 Miniature chest X-ray; hyperostosis and spondylosis (1.13) 

4. Blood determinations
- Glucose determinations (2.16)

5. Follow-up of public health registers (1.16)
5.1 Summary of codes (1.16.A) 
5.2 ICD-classification: ICD 9 vs. ICD 8 (1.16.B)
5.3 Drug reimbursement (1.16.C)
5.4 Cancer (1.16.E)
5.5 Hospital discharge (HILMO) (1.16.D)
5.6 Baseline status and follow-up data (1.16.G)