Table 3 Models for predicting waist circumference from BMI

Coefficient

Std. Error

P-Value

Coefficient

Std. Error

P-Value

Constant

22.61306

0.8792

< 0.0001

28.81919

0.8011

< 0.0001

Age

0.1583812

0.0049

< 0.0001

-

-

-

I {Age ≥ 35}

-

-

-

−3.688953

0.8308

< 0.0001

Age× I {Age ≥ 35}

-

-

-

0.125975

0.0118

< 0.0001

BMI

2.520738

0.0338

< 0.0001

2.218007

0.0318

< 0.0001

Black

−3.703501

0.3194

< 0.0001

−0.6570163

0.6730

0.344

Hispanic

−1.736731

0.4848

0.003

0.1818819

0.6729

0.79