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Table 7 Results (regression coefficients [b] and 95% confidence intervals [95% CI]) of multivariate regression analyses for sex, age, BMI status, SES, measured weight, measured height, measured WC and health-related factors in relation to differences (bias) between measured and self-reported BMI, body weight, body height and WC1

From: Accuracy of self-reported body weight, height and waist circumference in a Dutch overweight working population

 

Bias BMI

Bias body weight

Bias body height

Bias WC

 

b

95% CI

b

95% CI

b

95% CI

b

95% CI

Intercept

2.80

1.89, 3.71

2.73

0.57, 4.89

-0.61

-0.71, -0.50

-39.13

-56.13, -22.12

Sex

      

-3.35‡

-4.84, -1.86

BMI status

    

-0.30†

-0.47, -0.12

  

SES

-0.14†

-0.23, -0.05

-0.39‡

-0.60, -0.18

    

Measured weight (kg)

0.02‡

0.01, 0.02

0.03‡

0.02, 0.04

  

-0.25‡

-0.34, -0.16

Measured height (m)

-0.02‡

-0.03, -0.01

-0.02†

-0.04, -0.01

  

15.08†

5.15, 25.01

Measured WC (cm)

      

0.36‡

0.26, 0.46

Smoking

  

-0.30*

-0.60, -0.01

    
  1. 1 Only the significant variables are being displayed;* p < 0.05; † p < 0.01; ‡ p < 0.001