Table 1.
Intercorrelations of Extremity Muscle Strength and Respiratory Function Correlationsb
| Variable | Sexa | Age | Education |
|---|---|---|---|
| Extremity Muscle Strength | −11.7 [354], p<0.001 | −0.25 | 0.16 |
| Respiratory Muscle Strength | −11.3 [361], p<0.001 | −0.21 | 0.14 |
| Pulmonary Function | −15.4 [320], p<0.001 | −0.31 | 0.21 |
From t-tests comparing the means for women minus men for each variable. Degrees of freedom are based on Satterthwaite’s approximation when the variances of the two groups were statistically unequal.
Pearson correlation p<0.001 for all correlations.