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Table 2 Outcome measures

From: Effectiveness of a long-term use of a minimalist footwear versus habitual shoe on pain, function and mechanical loads in knee osteoarthritis: a randomized controlled trial

Primary Outcome Measurement
Pain subscale WOMAC osteoarthritis score
Secondary Outcomes  
- Stiffness and disability subscale - WOMAC osteoarthritis score
- Knee pain - Visual Analogue Scale (0–10 cm)
- Function and progression of OA - Lequesne’s algofunctional questionnaire score
- Six-minute walk test result - Distance (m)
- Paracetamol (500 mg) intake - Days and amount of paracetamol ingested over six months
- Knee load during gait - Knee adduction moment (%body weight/height) by inverse dynamics during gait
- Global medical assessment - Ordinal scale (1-much worse, 2-slightly worse, 3-no change, 4-slightly better, 5-much better)
- Global patient’s self-assessment - Ordinal scale (1-much worse, 2-slightly worse, 3-no change, 4-slightly better, 5-much better)