Table 3.

General linear models for log₁₀-transformed truncal fat in 604 men and 1192 women

	Men			Women
Adjusted R2	0.971 β	s.e.	P	0.964 β	s.e.	P
Constant	−0.414	0.061	<0.001	−0.815	0.097	<0.001
Age	−0.00439	0.001	<0.05	0.00108	0.000	<0.001
TBF	−0.0267	0.004	<0.001	−0.0428	0.006	<0.001
SrTBF	0.440	0.030	<0.001	0.590	0.047	<0.001
Ethnicity
Caucasian	−0.0171	0.015	0.26	0.194	0.102	0.057
African-American	−0.0852	0.018	<0.001	0.209	0.106	<0.05
Hispanic-American	−0.00912	0.018	0.60	0.140	0.119	0.24
Asian (reference)	0			0
Interaction effects between variables
Age × TBF	−0.00024	0.000	<0.01
Age × srTBF	0.00229	0.001	<0.001
Caucasian × TBF				0.0156	0.006	<0.01
African American × TBF				0.0168	0.006	<0.01
Hispanic American × TBF				0.0110	0.006	0.081
Asian × TBF (reference)				0
Caucasian × srTBF				−0.118	0.049	<0.05
African American × srTBF				−0.131	0.050	<0.01
Hispanic American × srTBF				−0.0844	0.055	0.12
Asian × srTBF (reference)				0
Caucasian × Age	−0.0000572	0.000	0.85	−0.000839	0.000	<0.001
African American × Age	0.000723	0.000	<0.05	−0.000848	0.000	<0.01
Hispanic American × Age	0.000192	0.000	0.60	−0.000115	0.000	0.72
Asian × Age (reference)	0			0

Abbreviations: TBF, total body fat; srTBF, square root of TBF; height, weight and dual-energy X-ray absorptiometry machine type did not differ by sex. The choice of reference group is arbitrary.