Table 3.

Outcome overall Mean scores in KOOS subscales and NRS at baseline and follow-up

Assessment	Visit	Mean ± SD	p value
KOOS: Pain	Baseline	42.1 ± 17.3
	6 weeks	54.8 ± 21.4	< 0.0001
	3 months	58.3 ± 20.9	< 0.0001
	6 months	65.2 ± 22.2	< 0.0001
KOOS: Symptoms and stiffness	Baseline	46.6 ± 23.0
	6 weeks	58.4 ± 26.1	< 0.01
	3 months	57.6 ± 23.2	< 0.01
	6 months	63.6 ± 22.8	< 0.01
KOOS: Daily living	Baseline	51.5 ± 23.7
	6 weeks	61.0 ± 24.0	< 0.001
	3 months	65.3 ± 21.0	< 0.0001
	6 months	73.4 ± 23.1	< 0.001
KOOS: Sports and recreational activities	Baseline	19.2 ± 17.7
	6 weeks	32.0 ± 29.1	< 0.01
	3 months	29.9 ± 26.1	< 0.01
	6 months	44.5 ± 27.7	< 0.001
KOOS: Quality of life	Baseline	23.2 ± 17.8
	6 weeks	33.2 ± 23.4	< 0.001
	3 months	33.4 ± 21.9	< 0.01
	6 months	45.4 ± 22.8	< 0.0001
Numeric rating scale	Baseline	6.6 ± 1.4
	6 weeks	4.9 ± 2.3	< 0.0001
	3 months	4.7 ± 2.2	< 0.0001
	6 months	4.4 ± 2.6	< 0.001

KOOS: Knee Injury and Osteoarthritis Outcome Score, NRS: Numeric Rating Scale