Table 3.

Correlations between V̇o_2max/kg LBM and physical and biochemical characteristics in all MZ twins (n = 48)

	Correlation Coefficient
Birth weight, g	−0.15
Height, cm	−0.15
Body weight, kg	−0.44†
BMI, kg/m2	−0.42†
%Body fat	−0.16
Fat mass, kg	−0.22
M value/LBM, mg·kg LBM−1·min–1	0.45†
Resting energy expenditure, kJ/day	−0.26
Mean adipose tissue gene expression of oxidative phosphorylation pathway (mean-centroid)a	0.42*

^an = 22 (twins of discordant pairs for whom both gene expression data and V̇o_2max were available).

^*P < 0.05,

^†P < 0.01 (Pearson correlation corrrected for clustered twin data).