Figure 3From: Patients with knee osteoarthritis demonstrate improved gait pattern and reduced pain following a non-invasive biomechanical therapy: a prospective multi-centre study on Singaporean populationChanges in WOMAC pain, stiffness and function following 6 months of therapy. The WOMAC questionnaire includes 24 questions in a VAS format (0 = no pain/stiffness/difficulty, 10 = severe pain/stiffness/difficulty).Back to article page