Effectiveness of High Intensity Laser Therapy for Reduction of Pain in Knee Osteoarthritis

Table 6

Dynamics of the difference in the contact surface are at baseline, after the end of treatment, and one month and three months later in the test and control groups.

Indicators	Groups	Before treatment mean ± SE	value	Dynamics at the end of treatment (%)	value	Dynamics 1 month after treatment (%)	value	Dynamics 3 months after treatment (%)	value
Surface area [cm^2]	Test		N.S	−37.04	<0.0001	−15.95	<0.0001	−22.44	<0.0001
	Control			1.07		9.61		16.32