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

Table 2

Descriptive statistics of NVS questionnaire in the total group of 39 cases at different timepoints.

Timepoints	Statistics
	Mean	SD	Min	Max
Pre-RF
Baseline	8.31	1.70	5	10
Post-RF
Week_1	0.90	1.50	0	6
Month_1	1.08	1.53	0	5
Months_3	1.54	1.88	0	7
Months_6	2.33	2.17	0	7
Year_1	3.23	2.23	0	7

Note. NVS = numeric visual scale; RF = radiofrequency; SD = standard deviation; Min = minimum; Max = maximum.