Table 5

Correlation between the change in symptoms of knee OA with the loss of cartilage volume

Correlation coefficient*p Value
*Spearman’s correlation coefficient; †WOMAC pain, stiffness, and function subscales (higher score indicates worse symptoms); ‡results of SF-36 standardised to Australian normal values (lower score indicates worse function).
Increased pain score†−0.280.002
Increased stiffness score†−0.170.07
Increased function score†−0.210.02
Decreased physical function score‡0.110.26
Decreased mental function score‡−0.080.39