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Table 3 Skeletal site regression models

From: Determinants of bone mass and bone size in a large cohort of physically active young adult men

Calcaneal Density 0.026 + 0.004(height) + 0.002(weight) + 0.003(milk*exercise) - 0.019(caffeine)  
(SE) (0.117) (0.002) (0.001) (0.001) (0.008)  
p (0.826) (0.02) (0.001) (0.006) (0.02)  
R2 = 0.34  
Lumbar Spine Density 0.810 + 0.003(weight) - 0.114(smoke) + 0.414(milk*exercise) - 0.095(milk) - 0.098(exercise)
(SE) (0.180) (0.001) (0.051) (0.014) (0.043) (0.044)
p (0.001) (0.004) (0.001) (0.017) (0.029) (0.027)
R2 = 0.35  
Total Hip Density 1.608 + 0.003(weight) - 0.012 (height) - 0.130 (smoke) + 0.006(milk*exercise)  
(SE) (0.324) (0.001) (0.005) (0.059) (0.003)  
p (0.001) (0.004) (0.001) (0.017) (0.049)  
R2 = 0.26       
Tibial Density 1328.999 - 9. 147(height) + 1.791(milk*exercise) + 0.633(run score) + 0.349(weight)  
(SE) (105.744) (1.628) (0.930) (0.224) (0.169)  
p (0.001) (0.001) (0.055) (0.005) (0.04)  
R2 = 0.08       
Tibial Mineral Content 127.523 + 1.099(weight) + 0.515(run score) + 0.006(milk*exercise) - 7.588(caffeine)  
(SE) (15.774) (0.060) (0.94) (0.395) (2.838)  
p (0.001) (0.001) (0.001) (0.001) (0.008)  
R2 = 0.45       
Cortical Thickness 7.192 + 0.008(height) + 0.38(milk*exercise) - 0.039(height)  
(SE) (0.870) (0.008) (0.042) (0.014)   
p (0.001) (0.001) (0.001) (0.005)   
R2 = 0.11       
Periosteal Circumference 27.85 + 0.081(weight) + 0.475(height) - 0.768(caffeine)  
(SE) (5.59) (0.008) (0.088) (0.376)   
p (0.001) (0.001) (0.001) (0.041)   
R2 = 0.31