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Concordance between dual indirect methods for assessing fat percentage Cover

Concordance between dual indirect methods for assessing fat percentage

Open Access
|Apr 2024

Figures & Tables

Figure 1.

Graph of concordance between % fat measured by anthropometry and % fat measured by bioimpedance in people from 18 to 38 years old. Lin's index. (0.855).
Graph of concordance between % fat measured by anthropometry and % fat measured by bioimpedance in people from 18 to 38 years old. Lin's index. (0.855).

Figure 2.

Concordance between % fat measured by anthropometry and % fat measured by bioimpedance in people older than 38 years. Lin's index. (0.597).
Concordance between % fat measured by anthropometry and % fat measured by bioimpedance in people older than 38 years. Lin's index. (0.597).

Figure 3.

Bland & Altman graph for agreement between % fat measured by anthropometry and bioimpedance for people aged 18–38 years.
Bland & Altman graph for agreement between % fat measured by anthropometry and bioimpedance for people aged 18–38 years.

Figure 4.

Bland & Altman plot for agreement between % fat measured by anthropometry and by bioimpedance over 38 years old.
Bland & Altman plot for agreement between % fat measured by anthropometry and by bioimpedance over 38 years old.

Quantitative variables by sex-age

SexAgeBMIFat % AntFat % BioP value comparing A/B

18 to 381824.6 (3.5)34.4 (5.1)30.1 (5.1)<0,0001
> 381727.1 (4.1)38.6 (5.1)33.4 (5.5)<0,0001
P value by age females0.0560.0210.070

18 to 38623.4 (2.5)19.1 (5.5)17.8 (4.5)0.225
> 381127.5 (3.2)29.5 (5.0)23.0 (3.4)0.002
P value by age males0.0180.0010.016

Lin's coefficient of concordance

VariableCategories#Lin's coefficientLower limit (95%)Upper limit (95%)
Age<240.860.730.92
>280.600.380.75
Sex♀<180.660.410.81
♀>170.510.220.72
♂<60.860.390.97
♂>110.120.000.38
Physical activity levelSedentary <120.810.560.93
Moderate <30.950.640.99
High <90.810.540.93
Sedentary >180.640.390.81
Moderate >50.820.140.97
High >50.000.000.30
BMINormal weight <130.820.620.92
Overweight <100.720.420.88
Obesity I <1---
Normal weight >90.380.000.69
Overweight >120.530.160.77
Obesity I >70.730.290.92
Waist circumferenceNormal <130.840.650.93
Abnormal <110.710.370.88
Normal >70.430.000.79
Abnormal >210.530.280.72
Language: English
Page range: 26 - 32
Submitted on: Jan 25, 2024
Published on: Apr 4, 2024
Published by: University of Oslo
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year

© 2024 Hurtado B., Colina E., Gonzalez-Correa C. H., published by University of Oslo
This work is licensed under the Creative Commons Attribution 4.0 License.