Longitudinal associations between bone and adipose tissue biochemical markers with bone mineralization in boys during puberty

Table 3 Multilevel regression models for variables that contribute to the change in osteocalcin, CTX, leptin and adiponectin

Variables	Osteocalcin		CTX		Leptin		Adiponectin
Fixed effect	Estimates ± SE	P value	Estimates ± SE	P value	Estimates ± SE	P value	Estimates ± SE	P value
Intercept	6.713 ± 39.312	0.865	0.413 ± 0.391	0.294	1.304 ± 3.500	0.710	20.724 ± 3.725	<0.001
MVPA	−0.0368 ± 0.1095	0.738	−0.0012 ± 0.0011	0.304	−0.0219 ± 0.099	0.030	−0.01942 ± 0.0114	0.093
Intercept	−16.886 ± 38.968	0.658	0.1384 ± 0.377	0.715	−3.0598 ± 3.522	0.387	16.109 ± 3.600	<0.001
SED	0.0611 ± 0.0324	0.063	0.0004 ± 0.0003	0.189	0.0051 ± 0.0029	0.079	0.0066 ± 0.0033	0.052

SE standard error, BMI body mass index, CTX C-terminal telopeptide of type I collagen, MVPA moderate-to-vigorous physical activity, SED sedentary time, Model was controlled by age, BMI and Tanner stage

ISSN: 1471-2431