Table 1.

Summary of data collection domains

Domain
	Interview
Demographics	Socio-demographic information
Health characteristics	Pain, stiffness, physical function (WOMAC/AUSCAN), chronic conditions, self-reported OA, joint replacements
Lifestyle characteristics	Smoking, alcohol use, physical activity (LAPAQ)
Social characteristics	Lubben Social Network Scale (LSNS), Maastricht Social Participation Profile (MSPP), Participation scale (P-scale)
Psychological characteristics & Wellbeing	Mini-Mental State Exam (MMSE), Hospital Anxiety Depression Scales (HADS), Pearlin Mastery Scale, Quality of life (EuroQoL), self-rated health
Health care utilisation & physical environment	Health care use and assistance, medication use, physical environment accessibility and usability (HACE), weather sensitivity, drive a car
	Clinical exam
Anthropometry	Height, weight, waist and calf circumference
Muscle strength	Hand grip strength
Physical performance	Walk test, balance test, chair stand test
Musculoskeletal	ACR classification criteria for hip, knee and hand OA
	Pain calendar
Pain	Joint pain score, pain medication, health care use