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Cole Parameter Estimation from the Modulus of the Electrical Bioimpeadance for Assessment of Body Composition. A Full Spectroscopy Approach

R. Buendia
R. Buendia
, 
R. Gil-Pita
R. Gil-Pita
 y 
F. Seoane
F. Seoane
   | 17 oct 2011
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Article Category: Articles
Publicado en línea: 17 oct 2011
Páginas: 72 - 78
Recibido: 25 jul 2011
DOI: https://doi.org/10.5617/jeb.197
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© 2011 R. Buendia, R. Gil-Pita, and F. Seoane, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Fig. 1

Work Flow
Work Flow

Fig. 2

Mean, minimum and maximum values for TBW, in %, estimated for all the subjects with both methods
Mean, minimum and maximum values for TBW, in %, estimated for all the subjects with both methods

Fig. 3

Mean, minimum and maximum values for ECF, in %, estimated for all the subjects with both methods
Mean, minimum and maximum values for ECF, in %, estimated for all the subjects with both methods

Fig. 4

Mean, minimum and maximum values for ICF, in %, estimated for all the subjects with both methods
Mean, minimum and maximum values for ICF, in %, estimated for all the subjects with both methods

Fig. 5

Mean, minimum and maximum values for FM, in %, estimated for all the subjects with both methods
Mean, minimum and maximum values for FM, in %, estimated for all the subjects with both methods

Mean values for the BCA parameters of each subject

Subject 1Subject 2Subject 3Subject 4Subject 5
NLLS ZBioimpNLLS ZBioimpNLLS ZBioimpNLLS ZBioimpNLLS ZBioimp
TBW (l)56.356.432.633.049.649.750.150.433.233.4
ECF (l)28.428.417.817.726.026.026.726.620.120.1
ICF (l)27.928.014.815.323.623.723.423.813.113.4
FM (kg)22.122.015.414.826.726.515.414.927.126.8

Proportionality and body resistivity constants used with Bioimp

MaleFemale
ρe340322
ρi859784
Body density (Db)1.05
Body proportion (Kb)4.30
Hydration constant (Kh)0.732

Mean and Standard Deviation of the estimated values for TBW in %

TBW (%)NLLS |Z|$\left| Z \right|$-OnlyBioimp
MeanSDMeanSD
Subject 156.880.0356.930.04
Subject 254.400.1255.110.16
Subject 352.530.2952.660.31
Subject 459.780.0860.190.08
Subject 545.860.0546.110.07

Mean and Standard Deviation of the estimated values for FM in %

FM (%)NLLS |Z|$\left| Z \right|$-OnlyBioimp
MeanSDMeanSD
Subject 122.300.0422.230.05
Subject 225.690.1724.710.22
Subject 328.240.4028.060.43
Subject 418.330.1117.770.11
Subject 537.350.0737.010.09

Mean and Standard Deviation of the estimated values for ECF in %

ECF (%)NLLS |Z|$\left| Z \right|$-OnlyBioimp
MeanSDMeanSD
Subject 150.450.0750.330.06
Subject 254.620.0853.750.12
Subject 352.480.1452.290.15
Subject 453.310.1052.720.08
Subject 560.480.1159.990.12

Mean and Standard Deviation of the estimated values for ICF in %

ICF (%)NLLS |Z|$\left| Z \right|$-OnlyBioimp
MeanSDMeanSD
Subject 149.550.0749.670.06
Subject 245.380.0846.250.12
Subject 347.520.1447.710.15
Subject 446.690.1047.280.08
Subject 539.520.1140.010.12

Differences obtained on the estimation of the BCA parameters

Δ (%) / (l)(NLLS |Z|-Only) - Bioimp
TBWECFICFFM
Subject 1-0.04 / -0.040.12 / 0.04-0.12 / -0.090.06 / 0.06
Subject 2-0.71 / -0.420.87 / 0.05-0.87 / -0.480.97 / 0.59
Subject 3-0.13 / -0.120.19 / 0.03-0.19 / -0.150.18 / 0.17
Subject 4-0.41 / -0.350.59 / 0.12-0.59 / -0.460.57 / 0.47
Subject 5-0.25 / -0.180.49 / 0.05-0.49/ -0.240.34 / 0.25
Average-0.31 / -0.220.45 / 0.06-0.45 / -0.280.42 / 0.31

Subjects body features

Subjects FeaturesAge (years)Height (cm)Weight (kg)
Subject 13217699.0
Subject 23016560.0
Subject 32617494.4
Subject 42618283.8
Subject 52417572.5
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Temas de la revista:
Engineering, Bioengineering and Biomedical Engineering, Biomedical Electronics, Life Sciences, Biophysics, Medicine, Biomedical Engineering, Physics, Spectroscopy and Metrology
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