Table 5 Spearman’s ρ correlation coefficient and p value between the performance tests and WOMAC scores
WOMAC | 40-m fast-paced walking | 9-step stair-climbing test | 30s chair stand test | 6-minute walking test | Timed up and go |
|---|---|---|---|---|---|
Pain subscale | 0.39 (0.03) | 0.36 (0.51) | 0.04 (0.82) | −0.13 (0.51) | 0.14 (0.47) |
Stiffness subscale | 0.30 (0.11) | 0.27 (0.23) | 0.32 (0.08) | −0.06 (0.77) | −0.10 (0.61) |
Physical function subscale | 0.42 (0.02) | 0.60 (0.001) | −0.04 (0.84) | −0.36 (0.049) | 0.13 (0.50) |
Total score | 0.54 (0.002) | 0.51 (0.004) | −0.04 (0.83) | −0.29 (0.12) | 0.14 (0.46) |