Table 2.

Questionnaire data to be collected within the German National Cohort

Questionnaires
Core questionnaire
Socio-economic status (SES) and socio-demographic factors
Medical history
Family medical history
Medication of the last 7 days
Participation in screening programmes
Women’s/men’s questions
Smoking, alcohol, other drugs
Health-related and other quality of life (e.g. SF-12, IADL)
Specific questionnaires
Neurologic and psychiatric factors (symptom questionnaire, depression, anxiety disorders, headache, sleep) (MINI, PHQ-9, PHQ-7, RLS [RLS only Level 2])
Psychosocial factors (personality, chronic stress, childhood trauma, occupational stress, social network; conflicts at the work place and in the family, occupational insecurity) (BFI-10, PHQ stress, ERI, COPSOQ, childhood trauma)
Infections and immune function
Musculoskeletal diseases: Pain mannequin (only Level 2)
Oral health (OHIP-5)
Physical activity (at work, leisure time, and sport; activity patterns, setting)
Diet (FFQ, 24 h diet recall)
Environmental factors (postal addresses of work and home)
Occupation (screening questions for special exposures at work)
Health care utilization and compliance (GP, specialist consultation, hospital stays)

Health-related and other quality of life Health survey: SF-12; Instrumental Activities of Daily Living questionnaire: Amsterdam-IADL-Questionnaire. Neurologic and psychiatric factors Mini International Neuropsychiatric Interview: MINI; Patient Health Questionnaire: PHQ-7, PHQ-9; Cambridge-Hopkins RLS questionnaire: CHRLSq. Psychosocial factors The Big Five Inventory: BFI-10; Patient Health Questionnaire: PHQ-Stress; Effort-reward imbalance questionnaires: ERI; Copenhagen Psychosocial Questionnaire: COPSOQ. Oral health The Oral Health Impact Profile questionnaire: OHIP-5. Diet Food Frequency Questionnaire: FFQ. Health care utilization and compliance GP: Patient Survey