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. Author manuscript; available in PMC: 2014 Nov 1.
Published in final edited form as: Osteoarthritis Cartilage. 2013 Aug 12;21(11):1685–1692. doi: 10.1016/j.joca.2013.08.009

Table 4.

Non-parametric Spearman’s ρ correlations and associated P values between KL score, MR findings and functional measures.

HOOS Y Balance Test
Timed Up and Go Test Symptoms Pain ADL Posteromoedial Posterolateral
KL Score 0.15 (0.216) −0.17 (0.147) −0.12 (0.307) −0.12 (0.287) 0.07 (0.58) 0.05 (0.704)
Total Femoral Cartilage Score 0.04 (0.741) −0.22 (0.058) −0.17 (0.146) −0.2 (0.055) 0.14 (0.247) 0.06 (0.626)
Total Acetabular Cartilage Score 0.11 (0.328) 0.34 (0.003) 0.25 (0.026) 0.32 (0.004) 0.16 (0.179) −0.01 (0.970)
Total Labral Score −0.05 (0.658) −0.18 (0.126) −0.10 (0.378) −0.12 (0.316) 0.10 (0.437) 0.10 (0.443)
Total BMEL Score 0.06 (0.595) 0.26 (0.021) 0.29 (0.010) 0.23 (0.041) −0.008 (0.949) 0.21 (0.084)
Total Subchondral Cyst Score 0.15 (0.199) 0.35 (0.001) 0.37 (0.001) 0.31 (0.006) 0.11 (0.360) 0.11 (0.38)

KL = Kellgren- Lawrence grade; BMEL = Bone Marrow Edema Lesion; HOOS = Hip osteoarthritis outcome score; ADL = Activities of Daily Living