Dimension | Test | Subjects, n | Correlation | P value |
---|---|---|---|---|
Convergent construct validity | Pearson correlation | 163 | ||
WOMAC pain | −0.50 | <0.001* | ||
WOMAC stiffness | −0.42 | <0.001* | ||
WOMAC function | −0.51 | <0.001* | ||
WOMAC overall | −0.52 | <0.001* | ||
Internal consistency | Cronbach’s α | 125 | 0.96 | – |