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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: Osteoarthritis Cartilage. 2016 Feb 3;24(7):1180–1189. doi: 10.1016/j.joca.2016.01.985

Table 2.

Patient-Reported Outcome Scores Over Timea

Outcome Baseline
(n = 51)
6-month Follow-up
(n = 46)
1 -year Follow-up
(n = 42)
KOOS
    Pain 74.4 ± 18.0 83.5 ± 12.4 86.4 ± 11.1
    Symptoms 68.6 ± 19.4 74.4 ± 15.4 79.9 ± 13.1
    ADL 81.9 ± 18.4 92.0 ± 9.4 94.6 ± 6.7
    Sports 55.1 ± 27.7 68.9 ± 20.1 78.0 ± 17.8
    QOL 43.4 ± 24.5 52.3 ± 19.3 62.4 ± 19.3
Marx Activity 11.2 ± 3.9 - 10.2 ± 3.8
a

Data expressed as Mean ± Standard Deviation. KOOS, Knee-injury and Osteoarthritis Outcome Score; ADL, activity of daily living; QOL, knee-related quality of life.