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Determinants of distal vastus medialis and vastus lateralis cross-sectional areas |
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| Univariate regression coefficient (95% CI) |
Multivariate regression coefficient (95% CI)a |
R2 for modela |
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| Vastus medialis cross-sectional area, mm2 |
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| Age, years |
-1.39 (-7.78, 4.99) |
-7.1 (-11.7, -2.6)b |
0.532 |
| Gender |
-415.9 (-470.2, -361.5)b |
-391.6 (-443.0, -340.2)b |
0.532 |
| Body mass index, kg/m2 |
27.5 (18.9, 36.2)b |
21.7 (15.2, 28.2)b |
0.532 |
| Participation in vigorous physical activity, yes/no |
118.6 (47.0, 190.1)b |
90.0 (38.2, 141.7)b |
0.532 |
| Vastus lateralis cross-sectional area, mm2 |
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| Age, years |
-1.7 (-4.4, 0.94) |
-3.3 (-5.8, -0.8)b |
0.192 |
| Gender |
-105.6 (-133.0, -78.2)b |
-106.0 (-134.0, -78.0)b |
0.192 |
| Body mass index, kg/m2 |
4.8 (1.1, 8.6)c |
3.3 (-0.2, 6.8) |
0.192 |
| Participation in vigorous physical activity, yes/no |
23.2 (-6.8, 53.3) |
10.1 (-18.1, 38.3) |
0.192 |
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aAge, gender, body mass index, and participation in vigorous physical activity included in multivariate regression equation. bP < 0.01. cP < 0.05. CI, confidence interval. | |||
Berry et al. Arthritis Research & Therapy 2008 10:R143 doi:10.1186/ar2573 |
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