Assessments
Arthritis, knee osteoarthritis, pain
ARTHRITIS, KNEE OSTEOARTHRITIS
The researchers considered the ethical, legal and regulatory norms and standards for this research according to the Declaration of Helsinki as a statement of ethical principles for medical research involving human subjects, including research on identifiable human material and data.The visual analog scale (VAS) was used to determine the severity of pain. The patient marked a point on a 100-mm horizontal line that indicated a continuum between “no pain” and “worst discomfort” (The hamstring flexibility was assessed by active knee extension test (AKET) using a goniometer (The Western Ontario and McMaster Universities Arthritis Index (WOMAC) index was also used to assess the health status of individuals with knee osteoarthritis including three subscales of pain, stiffness, and physical function. It consisted of 24 questions with a total score ranging from 0–96 (