Efficacy of transcutaneous acupoint pulsed radiofrequency with rehabilitation for knee osteoarthritis.
Age from 45 to 85 year-old with knee pain for more than six months
Fulfill the combined clinical and radiographic criteria of knee OA established by the American College of Rheumatology with a Kellgren and Lawrence score of 2 or greater
Pain score above 3 (range 0-10 on the visual analog scale; higher scores indicate greater pain
Could participate in 4 weeks of treatment and 3 months of follow-up
Knee OA combined with any infection, inflammation, autoimmune disease, or fracture
History or underlying disease that would affect posture and balance, such as malignancy, dizziness, vertigo, or stroke
Ever underwent any type of knee operation or internal fixation
Pregnant or planning to become pregnant