Table 3.

Estimates (SE) of the cross-trait correlation between dense and nondense area in the same individual and the cross-trait cross-twin correlation between dense area in one twin and nondense area in the other twin

Bivariate model: log dense and log nondenseCorrelation in same individualCross-correlation
Monozygous pairsDizygous pairs
Mean adjusted for age−0.35 (0.023)−0.26 (0.026)−0.14 (0.034)
Mean adjusted for age and covariates−0.31 (0.023)−0.20 (0.027)−0.08 (0.036)