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. Author manuscript; available in PMC: 2008 Aug 15.
Published in final edited form as: Physiol Behav. 2007 Apr 1;91(5):632–643. doi: 10.1016/j.physbeh.2007.03.027

Table 4.

Estimates of heritability for some of the measures collected in this study

Measure Both sexes Males only Females only
7.5 mM CaCl2 intake 0.70 0.54 0.68
25 mM CaCl2 intake 0.55 0.46 0.54
75 mM CaCl2 intake 0.53 0.41 0.53
7.5 mM CaLa intake 0.72 0.71 0.51
25 mM CaLa intake 0.63 0.56 0.51
75 mM CaLa intake 0.64 0.66 0.46
Sample collection time 0.26 0.27 0.31
Blood ionized Ca 0.19 0.30 0.22
Blood pH 0.39 0.46 0.41
Blood adjusted ionized calcium 0.25 0.32 0.29
Plasma total calcium 0.21 0.23 0.27
Bone mineral density 0.68 0.76 0.72
Bone mineral content 0.66 0.67 0.77

Heritability estimates are based on the ratio of SSamong strains/SStotal.