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Table 3 Coefficients estimated for the initial prediction model for values of body fat (%) estimated by air displacement plethysmography in the model building database

From: A new anthropometric index for body fat estimation in patients with severe obesity

Coefficient

Estimate

Standard Error

t Value

p Value

Intercept

−73.52

47.35

−1.55

0.126

AC (cm)

0.07

0.07

1.07

0.288

Body weight (kg)

0.01

0.07

0.20

0.845

HC (cm)

1.55

0.69

2.23

0.030

(HC (cm))2

−0.01

0.00

−2.00

0.051

Sex – Male

41.44

88.00

0.47

0.640

Race – brown/black

−2.44

78.92

−0.03

0.976

AC (cm): male

0.13

0.14

0.91

0.367

Body weight (kg): male

−0.14

0.12

−1.13

0.262

HC (cm): sex – male

−0.93

1.30

−0.72

0.477

(HC (cm))2: sex – male

0.00

0.00

0.92

0.362

AC (cm): race – brown/black

−0.12

0.16

−0.75

0.459

Body weight (kg): race – brown/black

0.09

0.11

0.80

0.426

HC (cm): race – brown/black

0.14

1.18

0.12

0.904

(HC (cm))2: race – brown/black

0.00

0.00

−0.17

0.868

R2 = 57.3%

    
  1. Data were obtained from 72 obese patients. AC abdominal circumference, HC hip circumference