Risk Factors Associated with Poor Physical Fitness in Three- to Six-Year-Old Children in Tujia-Nationality Settlement of China

Table 3

Risk factors associated with children’s poor physical fitness in binary logistic regression analysis.

Variable/Category		B	Wals	Sig.	Exp (B)	95% C.I.
						Down	Up
Testing time (yr)	2014	1
	2005	.372	6.158	.013	1.450	1.081	1.944
	2010	.786	35.845	.000	2.194	1.696	2.837
Urban-rural	rural	.262	4.646	.031	1.299	1.024	1.648
Age (yr)	6	1
	3	.766	22.380	.000	2.150	1.566	2.953
	4	.169	1.053	.305	1.184	.858	1.634
	5	-.009	.003	.957	.991	.714	1.376
Activity time per day in kindergarten (h)	>1.0, ≤2.0	1
	≤0.5	.668	15.337	.000	1.950	1.396	2.723
	>0.5, ≤1.0	.636	12.616	.000	1.889	1.330	2.683
	>2.0	.199	2.118	.146	1.220	.933	1.596
Child’s BM	Normal weight	1
	Under weight	1.008	38.165	.000	2.741	1.990	3.773
	Over weight	.515	8.711	.003	1.674	1.189	2.356
Father’s education level	College	1
	Middle school	.679	17.456	.000	1.973	1.434	2.714
	High school	.413	6.987	.008	1.512	1.113	2.055
Mother’s childbearing age (yr)	≥20,<35	1
	<20	.710	15.885	.000	2.034	1.435	2.884
	≥35	-.022	.004	.950	.979	.498	1.925
Constant		-3.190	116.896	.000	.041

= body mass index. Binary logistic regression analysis was used.