After being informed about the study and potential risk, all patients giving written informed consent will undergo study entry.~Each patient received three times intra-articuler injections of PRP under ultrasound guidance, and they were administered once a week.~Baseline: Visual Analog Scale (VAS) including movement, rest and night, the Western Ontario and McMaster University Osteoarthritis Index (WOMAC) and SF-36 assessment~1st month: VAS, WOMAC and SF-36 assessment~3rd month: VAS, WOMAC and SF-36 assessment~6th month: VAS, WOMAC and SF-36 assessment
To evaluate the effect of platelet-rich plasma (PRP) injection on pain, function and quality of life in patients with hip osteoarthritis.