Measuring subcutaneous fat thickness using skinfold calipers vs. high-resolution B-scan ultrasonography in healthy volunteers: A pilot study

Summary: Background & Aims: Measuring the thickness of skinfolds using calipers is a frequently used method for determining body fat in clinical practice. It is inexpensive and time saving compared to other methods and can be learned quickly. The aim of this study is to compare skinfold mea...

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Main Authors: Hannes Nösslinger, Ewald Mair, Hermann Toplak, Marlies Hörmann-Wallner
Format: Article
Language:English
Published: Elsevier 2022-02-01
Series:Clinical Nutrition Open Science
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2667268521000474
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author Hannes Nösslinger
Ewald Mair
Hermann Toplak
Marlies Hörmann-Wallner
author_facet Hannes Nösslinger
Ewald Mair
Hermann Toplak
Marlies Hörmann-Wallner
author_sort Hannes Nösslinger
collection DOAJ
description Summary: Background & Aims: Measuring the thickness of skinfolds using calipers is a frequently used method for determining body fat in clinical practice. It is inexpensive and time saving compared to other methods and can be learned quickly. The aim of this study is to compare skinfold measurements made using calipers against measurements obtained using high-resolution ultrasonography (USG). Methods: A monocentric cross-sectional observational pilot study with 69 normal-weight volunteer participants aged between 18 and 80 years (women: n = 36, men: n = 33). Subcutaneous fat thickness was measured at five different sites (chest, abdomen, thighs, triceps, and back) using calipers and via USG.The mean values from the calipers and the USG measurements were examined for statistical significance using the paired t-test, and the Bland–Altman plot was used to compare the two methods. We then performed an agreement analysis by calculating the percentage of the differences less than or equal to 1 mm between the measurements made using calipers and those obtained via USG. Results: From the Bland–Altman analysis, the best matches among measurements for the female subjects were the skinfolds on the triceps (ULoA: 4.6 mm, mean: −0.1 mm, LLoA: −4.8 mm), the back (ULoA: 3.9 mm, mean: −0.2 mm, LLoA: −4.4 mm), and on the chest (ULoA: 5.9 mm, mean: 0.6 mm, LLoA: −4.6 mm). In contrast, for the male subjects, the best matches were the skinfolds on the triceps (ULoA: 3.3 mm, mean: −0.3 mm, LLoA −4.0 mm), the back (ULoA 3.5 mm, mean −0.3 mm, LLoA −4.0 mm), and the thigh (ULoA 2.2 mm, mean −0.5 mm, LLoA −3.2 mm).The best agreement for women was obtained with the measurements of the chest fold (47.2%), followed by the measurements of the back fold (38.9%). For men, it was the measurements of the thigh fold (63.6%), followed by the measurements of the triceps (51.5%) and back fold (51.5%). Conclusion: The agreement between skinfold measurements made using calipers and ultrasonography depends on the skinfold thickness and the localization of the measurement, with gender-based differences.
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spelling doaj.art-ab547f426b5a4a53a412055d8a5b7b3b2022-12-21T21:36:05ZengElsevierClinical Nutrition Open Science2667-26852022-02-01411932Measuring subcutaneous fat thickness using skinfold calipers vs. high-resolution B-scan ultrasonography in healthy volunteers: A pilot studyHannes Nösslinger0Ewald Mair1Hermann Toplak2Marlies Hörmann-Wallner3Dietary and Nutrition Unit, Hospital Franz Tappeiner, Meran, Italy; Corresponding author.Resident Pediatrician, Bruneck, ItalyDepartment of Medicine, Medical University of Graz, AustriaInstitute of Dietetics and Nutrition, FH Joanneum University of Applied Sciences, Graz, AustriaSummary: Background & Aims: Measuring the thickness of skinfolds using calipers is a frequently used method for determining body fat in clinical practice. It is inexpensive and time saving compared to other methods and can be learned quickly. The aim of this study is to compare skinfold measurements made using calipers against measurements obtained using high-resolution ultrasonography (USG). Methods: A monocentric cross-sectional observational pilot study with 69 normal-weight volunteer participants aged between 18 and 80 years (women: n = 36, men: n = 33). Subcutaneous fat thickness was measured at five different sites (chest, abdomen, thighs, triceps, and back) using calipers and via USG.The mean values from the calipers and the USG measurements were examined for statistical significance using the paired t-test, and the Bland–Altman plot was used to compare the two methods. We then performed an agreement analysis by calculating the percentage of the differences less than or equal to 1 mm between the measurements made using calipers and those obtained via USG. Results: From the Bland–Altman analysis, the best matches among measurements for the female subjects were the skinfolds on the triceps (ULoA: 4.6 mm, mean: −0.1 mm, LLoA: −4.8 mm), the back (ULoA: 3.9 mm, mean: −0.2 mm, LLoA: −4.4 mm), and on the chest (ULoA: 5.9 mm, mean: 0.6 mm, LLoA: −4.6 mm). In contrast, for the male subjects, the best matches were the skinfolds on the triceps (ULoA: 3.3 mm, mean: −0.3 mm, LLoA −4.0 mm), the back (ULoA 3.5 mm, mean −0.3 mm, LLoA −4.0 mm), and the thigh (ULoA 2.2 mm, mean −0.5 mm, LLoA −3.2 mm).The best agreement for women was obtained with the measurements of the chest fold (47.2%), followed by the measurements of the back fold (38.9%). For men, it was the measurements of the thigh fold (63.6%), followed by the measurements of the triceps (51.5%) and back fold (51.5%). Conclusion: The agreement between skinfold measurements made using calipers and ultrasonography depends on the skinfold thickness and the localization of the measurement, with gender-based differences.http://www.sciencedirect.com/science/article/pii/S2667268521000474Skinfold thicknessUltrasonographySubcutaneous fatAdipose tissueAdult
spellingShingle Hannes Nösslinger
Ewald Mair
Hermann Toplak
Marlies Hörmann-Wallner
Measuring subcutaneous fat thickness using skinfold calipers vs. high-resolution B-scan ultrasonography in healthy volunteers: A pilot study
Clinical Nutrition Open Science
Skinfold thickness
Ultrasonography
Subcutaneous fat
Adipose tissue
Adult
title Measuring subcutaneous fat thickness using skinfold calipers vs. high-resolution B-scan ultrasonography in healthy volunteers: A pilot study
title_full Measuring subcutaneous fat thickness using skinfold calipers vs. high-resolution B-scan ultrasonography in healthy volunteers: A pilot study
title_fullStr Measuring subcutaneous fat thickness using skinfold calipers vs. high-resolution B-scan ultrasonography in healthy volunteers: A pilot study
title_full_unstemmed Measuring subcutaneous fat thickness using skinfold calipers vs. high-resolution B-scan ultrasonography in healthy volunteers: A pilot study
title_short Measuring subcutaneous fat thickness using skinfold calipers vs. high-resolution B-scan ultrasonography in healthy volunteers: A pilot study
title_sort measuring subcutaneous fat thickness using skinfold calipers vs high resolution b scan ultrasonography in healthy volunteers a pilot study
topic Skinfold thickness
Ultrasonography
Subcutaneous fat
Adipose tissue
Adult
url http://www.sciencedirect.com/science/article/pii/S2667268521000474
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