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. 2006 Feb 15;3:14. doi: 10.1186/1743-7075-3-14

Table 3.

Skeletal site regression models

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