Psychological and Pain Factors in Knee Osteoarthritis

Associations Between Psychological Factors, Pain Sensitivity, and Physical Function in Knee Osteoarthritis: a One-year Follow up Study

This study aims to determine if baseline measures of psychology and pain sensitivity can predict changes in physical function at 1 year in patients with knee osteoarthritis.

Inclusion Criteria:

• Physician diagnosis of knee OA based on clinical and radiographic ACR criteria
• Pain in or around the knee on most days of the past month
• Aged 40 years or above
• Ambulatory with or without walking aid

Exclusion Criteria:

• Inflammatory arthritis (rheumatoid arthritis, lupus, etc.)
• Recent knee injury or surgery (past 3 months)
• Severe comorbidity likely to prevent study completion (dementia, terminal illness)
• inability to comply with study procedures or follow up