Mean (SD) WOMAC WOMAC-pain WOMAC-stiff WOMAC-function WOMAC 59.2 (14.9) - .876** .562** .970** WOMAC-pain 11.0 (4.5) .876** - .377 .764** WOMAC-stiff 5.3 (1.6) .562** .377 - .483* WOMAC-function 43.2 (9.9) .970** .764** .483* - Weight 78 (14.7) .181 .172 .212 .143 BMI 26.5 (4.0) .223 .299 .049 .174 Wait Time 8.1 (4.66) .497* .466* .190 .495* ASExt 6.1 (3.0) -.170 -.025 -.230 -.230 ASFlex 82.7 (14.4) .154 .375* .198 .012 ASAbd 15.0 (7.2) -.494* -246 -.227 -.559** VO2Peak 27.0 (6.7) -.741* -.760 ** -.387* -.679** HipFlex (PeakTorque) 74.1 (20.2) -.656** -561** -.159 -.640** HipExt (PeakTorque) 54.2 (16.4) -.616** -.430* -.359 -.643** TUG 11.4 (3.7) .671** .607** .341 .652** 6MWT 341.7 (116.7) -.869** -.741** -.603** -.820** 6MWT-Pain 5.7 (2.2) 533** .382* .409* .521**

Table 4: Correlations table: **Correlation is significant at 0.01 level (2-tailed); *Correlation is significant at 0.05 level (2-tailed). Affected Leg Extension (ALExt), Affected Leg Flexion (ALFlex), Affected Leg Abduction (ALAbd).