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Table 1 Subject characteristics and body composition variables before and immediately following hydrostatic weighing.

From: Assessment of body composition by air-displacement plethysmography: influence of body temperature and moisture

Variable

BOD PODBH

BOD PODFH

P value

Body weight (kg)

63.58 ± 13.7

63.66 ± 13.7

P ≤ 0.05

Body temperature (°C)

36.3 ± 0.97

36.9 ± 1.00

P ≤ 0.001

Body surface area§ (cm2)

17090 ± 1714

17090 ± 1714

 

SAA (L)

-0.7976 ± 0.01

-0.7976 ± 0.01

 

TGV (L)

3.46 ± 0.11

3.37 ± 0.11

NS

Raw Body Volume (L)

61.1 ± 2.4

60.9 ± 2.4

P ≤ 0.001

Corrected Body Volume* (L)

61.7 ± 14.5

61.5 ± 14.5

P ≤ 0.001

Body density (g/cm3)

1.0341 ± 0.022

1.0379 ± 0.023

P ≤ 0.001

Percentage body fat

28.91 ± 10.3

27.12 ± 10.3

P ≤ 0.001

  1. § 71.84 × weight0.425 × height0.725 * Corrected for TGV and surface area artifact (raw body volume - SAA + 40%TGV) SAA: surface area artifact BOD PODBH : BOD POD measures before hydrostatic weighing. BOD PODFH : BOD POD measures following hydrostatic weighing. Data are mean ± SD