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Table 3 Regression of BMI, based on Measured Height and Weight, on Self-reported Height, Weight & Demographic Predictors (NHANES 2001-2006)

From: Accuracy and usefulness of BMI measures based on self-reported weight and height: findings from the NHANES & NHIS 2001-2006

 

Regression

Coefficient

Standard

Error

P-value

Height-SRa [cm]

0.268

0.123

0.00

(Height-SRa)2 [cm2]

-0.002

0.0003

0.00

Weight-SRa [kg]

0.476

0.008

0.00

(Weight-SRa)2 [kg2]

-0.001

0.0001

0.00

Gender (1 = f, 0 = m)

1.261

0.059

0.00

Age (in years)

-0.032

0.007

0.00

Age2

0.0004

0.00007

0.00

Pregnant (1 = y, 0 = n)

2.037

0.135

0.00

Race/Ethnicityb

   

_Mexican American

0.266

0.065

0.00

_African American

0.064

0.045

0.16

_Other Minorities

0.334

0.081

0.00

Marital Statusc

   

_Widowed

-0.147

0.077

0.06

_Divorced/Separated

0.020

0.063

0.75

_Never Married

0.184

0.05

0.00

_Living with Partner

0.128

0.078

0.11

Household incomed

   

_≥$20,000

-0.132

0.050

0.01

  1. a SR = Self-report measure from interview
  2. Reference categories: b Non-Hispanic White, c Married, d HH Income < $20,000
  3. Subpopulation of observations: 15,159, Estimated Population Size: 193,189,727, Design df = 45; F(17, 29) = 8120.48; Prob > F = 0.000; R-squared = 0.922