Table 2.
Correlations among measures of health status and the YPAS scores in the combined preoperative and follow-up samples (Spearman’s correlation coefficient)
| |
YPAS Part 1 |
YPAS Part II |
|
|---|---|---|---|
| Energy expenditure index | Activity dimensions summary index | Total minutes vigorous activity and walking | |
| WOMAC function, r |
-0.07 |
-0.21 |
-0.15 |
| (p-value) |
(0.49) |
(0.03) |
(0.15) |
| SF-36 physical activity, r |
0.03 |
0.29 |
0.21 |
| (p-value) |
(0.74) |
(0.004) |
(0.04) |
| EQ-5D utility, r |
0.18 |
0.34 |
0.24 |
| (p-value) | (0.07) | (0.0007) | (0.02) |
WOMAC = Western Ontario Osteoarthritis Index.