Table 3.

Simple linear regression coefficient (β) and coefficient of determination (r ²) of the relationship between percentage of body fat and biochemical and clinical parameters in eutrophic adolescents (G1) (Viçosa, Minas Gerais, Brazil (2010)).

		Eq (1)	Eq (2)	Eq (3)	Eq (4)	Eq (5)	Eq (6)	Eq (7)	Eq (8)	Eq (9)	Eq (10)	BIA1	BIA2
Fasting glucose (mg/dL)	β	−0.23‡	−0.27‡	−0.26**	−0.21**	−0.26‡	−0.19‡	−0.26‡	−0.44‡	−0.25‡	−0.26‡	0.25‡	−0.22‡
	r 2	0.09	0.10	0.08	0.08	0.10	0.12	0.13	0.14	0.09	0.12	0.10	0.09
TC (mg/dL)	β	0.003‡	0.004‡	0.004‡	0.003**	0.003‡	0.002**	0.003**	0.004**	0.002**	0.003**	0.002**	0.002**
	r 2	0.09	0.11	0.09	0.08	0.08	0.07	0.08	0.07	0.05	0.08	0.06	0.05
HDL (mg/dL)	β	0.09	0.15	0.13	0.09	0.10	0.08	0.13	0.24	0.08	0.15	0.10	0.06
	r 2	0.004	0.009	0.005	0.005	0.004	0.006	0.01	0.01	0.003	0.01	0.005	0.002
LDL (mg/dL)	β	0.004**	0.005**	0.004**	0.004	0.004**	0.003**	0.003**	0.005**	0.003*	0.004**	0.003*	0.003*
	r 2	0.07	0.08	0.06	0.07	0.07	0.06	0.06	0.05	0.04	0.07	0.05	0.05
TG (mg/dL)	β	0.006**	0.006**	0.008‡	0.004*	0.006**	0.003	0.004*	0.004	0.004*	0.003	0.005*	0.004*
	r 2	0.06	0.06	0.09	0.04	0.06	0.04	0.04	0.02	0.03	0.02	0.04	0.04
TC/HDL	β	0.002	0.002	0.002	0.001	0.002	0.001	0.001	0.002	0.002	0.001	0.002	0.002
	r 2	0.02	0.02	0.02	0.02	0.02	0.01	0.01	0.006	0.02	0.01	0.02	0.02
LDL/HDL	β	0.003	0.003	0.003	0.002	0.003	0.002	0.002	0.003	0.003	0.002	0.002	0.002
	r 2	0.03	0.02	0.02	0.02	0.02	0.02	0.01	0.001	0.02	0.02	0.01	0.02
Uric Acid (mg/dL)	β	−0.08‡	−0.09‡	−0.09‡	−0.08‡	−0.09‡	−0.07‡	−0.08‡	−0.14‡	−0.09‡	−0.09‡	−0.09‡	−0.08‡
	r 2	0.31	0.31	0.26	0.33	0.32	0.39	0.38	0.39	0.29	0.40	0.35	0.32
Insulin (μU/dL)	β	−0.1‡	−0.01‡	−0.1‡	−0.1‡	−0.01‡	−0.008‡	−0.01‡	−0.02‡	−0.01‡	−0.01‡	−0.01‡	−0.01‡
	r 2	0.31	0.31	0.25	0.33	0.31	0.39	0.37	0.39	0.28	0.40	0.34	0.31
HOMA-IR	β	0.008‡	0.009‡	0.01‡	0.006**	0.008‡	0.005**	0.006**	0.008*	0.008‡	0.004*	0.008‡	0.006**
	r 2	0.10	0.09	0.13	0.07	0.10	0.08	0.08	0.04	0.08	0.04	0.09	0.08
SBP (mmHg)	β	−0.36‡	−0.35‡	−0.36**	−0.32‡	−0.35‡	−0.28‡	−0.34‡	−0.56‡	−0.32**	−0.31	−0.37‡	−0.33‡
	r 2	0.12	0.09	0.08	0.09	0.09	0.13	0.12	0.13	0.08	0.09	0.12	0.11
DBP (mmHg)	β	0.25**	0.34**	0.33**	0.30‡	0.33‡	0.20**	0.27**	0.36**	0.32**	0.28**	0.26**	0.27**
	r 2	0.06	0.09	0.07	0.09	0.09	0.07	0.08	0.05	0.08	0.08	0.06	0.08

BIA1: tetra-polar horizontal electrical bioimpedance analysis; BIA2: tetra-polar vertical electrical bioimpedance analysis using 8-point tactile electrode; Eq: equation; TC: total cholesterol; TG: triglycerides; HDL: high-density lipoprotein; LDL: low-density lipoprotein; HOMA-IR: homeostasis model assessment-insulin resistance; SBP: systolic blood pressure; DBP: diastolic blood pressure; β: coefficient of linear regression; r ²: coefficient of determination; *P < 0.05; **P < 0.001; ^‡ P < 0.0001.