Table 2.

Mean Knee Injury and Osteoarthritis Outcome Scores (KOOS) subscales

Assessment	Visit	Mean score	p value
Daily living	Baseline	52.62
	6 weeks	70.59	< 0.01
	3 months	67.56	< 0.01
	12 months	59.83	0.06
Sports and recreational activities	Baseline	20.16
	6 weeks	39.84	< 0.01
	3 months	33.28	< 0.01
	12 months	27.19	0.03
Pain	Baseline	45.46
	6 weeks	66.40	< 0.01
	3 months	62.93	< 0.01
	12 months	57.47	0.02
Quality of life	Baseline	21.48
	6 weeks	46.98	< 0.01
	3 months	41.21	< 0.01
	12 months	36.97	< 0.01
Symptoms and stiffness	Baseline	47.21
	6 weeks	66.36	< 0.01
	3 months	64.40	< 0.01
	12 months	56.92	< 0.01