Association between Family Structure and Physical Activity of Chinese Adolescents

Table 3

Summary of hierarchical regression analysis for association between family structure and MVPA time of children ().

Variables	Model 1			Model 2
		SE			SE
Age	1.14	0.49	0.08	1.14	0.49	0.09
Girls	−5.62	1.14	−0.19	−5.48	1.12	−0.19
SES
Middle SES	−4.57	1.53	−0.16	−3.51	1.51	−0.12
High SES	−2.47	1.75	−0.07	−2.51	1.71	−0.08
Number of parents
Single-parent				5.75	2.26	0.10
No biological parents				−4.64	6.86	−0.03
Nature of parents
Step parents				4.88	1.59	0.12
Adopted parents or relatives				−2.59	4.03	−0.03
Number of siblings
One sibling				−4.19	2.29	−0.07
Number of grandparents
One or two grandparents				−3.30	0.79	−0.17
	0.06			0.13
adj	0.06			0.12

Note. ; ; .
Reference categories are boys, low level of SES, living with both parents, and living with biological parents, living without siblings, and living with neither grandparent.