Fig. 2From: Genome-wide association study implicates novel loci and reveals candidate effector genes for longitudinal pediatric bone accrualHeritability of pediatric bone density varies by skeletal site. a Estimates of heritability for cross-sectional baseline data. b Heritability estimates derived from longitudinal growth modeling with SITAR. Heritability estimates, standard errors, and P values are given in Additional file 1: Tables S3 & S5Back to article page