Table 2 Correlations among measures of health status and the YPAS scores in the combined preoperative and follow-up samples (Spearman’s correlation coefficient)
From: Development and validation of a Spanish translation of the Yale activity questionnaire
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) |