Efficacy and Safety of Ultrasound-Guided Radiofrequency Treatment for Chronic Pain in Patients with Knee Osteoarthritis: A Systematic Review and Meta-Analysis

<div>Effect of ultrasound-guided radiofrequency (RF) on the pain scores in patients with knee osteoarthritis (KOA). VAS: visual analogue scale; NRS: numerical rating scale.</div>

Pain Research and Management

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Figure 4: Efficacy and Safety of Ultrasound-Guided Radiofrequency Treatment for Chronic Pain in Patients with Knee Osteoarthritis: A Systematic Review and Meta-Analysis 

Figure 4 | Efficacy and Safety of Ultrasound-Guided Radiofrequency Treatment for Chronic Pain in Patients with Knee Osteoarthritis: A Systematic Review and Meta-Analysis 