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Table 1 The population-based postal survey questionnaire (Q1)

From: Hand, hip and knee osteoarthritis in a Norwegian population-based study - The MUST protocol

Measure Measurement scale
Demographic variables
Gender Female/male
Age Birth year
Marital status Married, cohabitating/Separated, divorced/Widowed/single
Body height Centimetres
Body weight Kilograms
Employment status Working full time/working part time/not working/student/working full time in the home/unemployed or seeking work/age retired/disability pension/sick leave
Education Lower secondary school/ Higher secondary school/University 1-4 years/University >4 years
Lifestyle variables
Frequency of leisure time physical activity[67] Never/Less than once a week/Once a week/2-3 times a week/Almost every day
Intensity of leisure time physical activity[67] I take it easy without breaking into sweat or losing my breath/I push myself so hard that I lose my breath and break into a sweat/I push myself to near-exhaustion
Duration of leisure time physical activity[67] Less than 15 minutes/16-30 minutes/30 minutes-1 hour/More than 1 hour
Daily smoking Yes/no
Musculoskeletal pain and symptoms
Standardised Nordic Questionnaire (SNQ) Pain in past year[68] Body manikin showing 10 body parts: Yes/No
SNQ Pain affected daily activities[68] Body manikin showing 10 body parts: Yes/No
SNQ Pain in past 7 days[68] Body manikin showing 10 body parts: Yes/No
Average musculoskeletal pain past 7 days NRS: 0-10
Osteoarthritis diagnosis ‘Have you ever been diagnosed with osteoarthritis in hip/knee/hand by a medical doctor and/or x-ray?’ Response categories include: Yes, hip/ Yes, knee/ Yes, hand/ No.
Most troublesome OA joint Knee/Hip/Hand
Health, comorbidity, and subjective health complaints
General health nowadays Poor/Not so good/Good/Very Good
Heart disease Yes/No
Lung disease Yes/No
Cancer Yes/No
Diabetes Yes/No
Osteoporosis Yes/No
Irregular heartbeat Yes/No
Chest pain Yes/No
Breathing difficulties Yes/No
Gastrointestinal symptoms Yes/No
Skin problems Yes/No
Tiredness/fatigue Yes/No
Dizziness Yes/No
Anxiety Yes/No
Depression Yes/No
Health care utilization
Medical doctor Number of visits past year
Medical specialist Number of visits past year
Physiotherapist Number of visits past year
Chiropractor Number of visits past year
Occupational therapist Number of visits past year
Home nurse Number of visits past year
Alternative therapy Number of visits past year
Hospital admissions Number of days past year
Medication use
Glucosamine Yes, daily/Yes, sometimes/No
Paracetamol Yes, daily/Yes, sometimes/No
Anti-inflammatory medication Yes, daily/Yes, sometimes/No
Use this medication due to musculoskeletal pain Yes, daily/Yes, sometimes/No/Do not know
Functional ability
10-ADL Multidimensional Health Assessment Questionnaire (MDHAQ)[69] 0-40; Without any difficulty/With some difficulty/With much difficulty/Unable to do
COOP/WONCA Physical fitness[70] Very heavy activity/Heavy /Moderate/ Light/Very light
COOP/WONCA Feelings[70] Not at all/Slightly/Moderately/Quite a bit/Extremely
COOP/WONCA Daily activities[70] No difficulty at all/A little bit of difficulty/Some difficulty/Much difficulty/Could not do
COOP/WONCA Social activities[70] Not at all/Slightly/Moderately/Quite a bit/Extremely