Pain Research and Management / 2021 / Article / Fig 3

Research Article

Intra-Articular Application of Sluijter-Teixera Poisson Pulsed Radiofrequency in Symptomatic Patients with Knee Osteoarthritis: Focus upon Clinical Efficacy and Safety

Figure 3

Bar chart illustrating mean NVS scores prior and during the follow-up period across the three osteoarthritis groups (KL-2, KL-3, and KL-4) (note: , , and after Bonferroni correction).