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Results of Multivariable Regression Analysis on the Quadriceps Muscle Area
| n = 24
|
Cross-sectional Area of Quadriceps (cm2)
|
|
|---|---|---|
| Predictor Variable | Coefficient | P Value |
| 1,25(OH)2D serum level, pg/mL | 0.370 | .02 |
| Plasma calcium, mg/dL | −13.981 | .02 |
| Physical activity, per 1,000 arbitrary units* | 0.07756 | .04 |
| Intercept | 170.68 | – |
| r | Overall r = 0.73 r2 = 0.54 |
|
| Significance of the model | P = .005 | |
1,25(OH)2, 1,25-dihydroxyvitamin.
By 3-dimensional accelerometry.
