Table 3.

Multiple regression analysis of TBF vs. BMI, age, sex, and ethnicity for the total study population

Coefficient ± SE								SEE	R2
BMI	Age	BMI × age	Sex‡	NYC Caucasian§	NYC African American§	NYC Asian§	Intercept
1.599±0.027†							−20.612±0.496†	2.470	0.85
1.531±0.027†	0.440±0.052†						−22.664±0.528†	2.336	0.87
0.571±0.101†	−1.729±0.226†	0.122±0.012†					−5.809±1.787*	2.17	0.88
0.559±0.100†	−1.780±0.224†	0.125±0.012†	−0.761±0.178†				−5.261±1.767*	2.140	0.89
0.675±0.076†	−1.110±0.172†	0.103±0.009†	−1.071±0.136†	−2.967±0.190†	−3.568±0.203†	−2.693±0.180†	−7.439±1.342†	1.620	0.94

R² is the explained variance of the model; SE is standard error; SEE is standard error of estimate.

^*P < 0.001,

^†P < 0.0001.

^‡1 = male, 0 = female.

^§Reference group: Jinan Asian.