Standard reference values of the upper body posture in healthy young female adults in Germany: an observational study

Objective Classifications of posture deviations are only possible compared with standard values. However, standard values have been published for healthy male adults but not for female adults.Design Observational study.Setting Institute of Occupational Medicine, Social Medicine and Environmental Med...

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Main Authors: Daniela Ohlendorf, Charlotte Doerry, Vanessa Fisch, Sebastian Schamberger, Gerhard Oremek, Hanns Ackermann, Johannes Schulze
Format: Article
Language:English
Published: BMJ Publishing Group 2018-08-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/8/8/e022236.full
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author Daniela Ohlendorf
Charlotte Doerry
Vanessa Fisch
Sebastian Schamberger
Gerhard Oremek
Hanns Ackermann
Johannes Schulze
author_facet Daniela Ohlendorf
Charlotte Doerry
Vanessa Fisch
Sebastian Schamberger
Gerhard Oremek
Hanns Ackermann
Johannes Schulze
author_sort Daniela Ohlendorf
collection DOAJ
description Objective Classifications of posture deviations are only possible compared with standard values. However, standard values have been published for healthy male adults but not for female adults.Design Observational study.Setting Institute of Occupational Medicine, Social Medicine and Environmental Medicine, Goethe-University Frankfurt/Main.Participants 106healthy female volunteers (21–30 years old; 25.1±2.7 years) were included. Their body weight ranged from 46 to 106 kg (60.3±7.9 kg), the heights from 1.53 to 1.82 m (1.69±0.06 m) and the body mass index from 16.9 kg/m² to 37.6 kg/m² (21.1±2.6 kg/m²).Outcome measures A three-dimensional back scan was performed to measure the upper back posture in habitual standing. The tolerance ranges and CI were calculated. Group differences were tested by the Wilcoxon Mann-Whitney U test.Results In normal posture, the spinal column was marginally twisted to the left, and the vertebrae were marginally rotated to the right. The kyphosis angle is larger than the lumbar angle. Consequently, a more kyphotic posture is observed in the sagittal plane. The habitual posture is slightly scoliotic with a rotational component (scapular depression right, right scapula marginally more dorsally, high state of pelvic right, iliac right further rotated anteriorly).Conclusions Healthy young women have an almost ideally balanced posture with minimal ventral body inclination and a marginal scoliotic deviation. Compared with young males, women show only marginal differences in the upper body posture. These values allow a comparison to other studies, both for control and patient data, and may serve as guideline in both clinical practice and scientific studies.
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spelling doaj-art-9bd76d1d75024ff283700a6cfe5cc4702025-02-12T01:35:10ZengBMJ Publishing GroupBMJ Open2044-60552018-08-018810.1136/bmjopen-2018-022236Standard reference values of the upper body posture in healthy young female adults in Germany: an observational studyDaniela Ohlendorf0Charlotte Doerry1Vanessa Fisch2Sebastian Schamberger3Gerhard Oremek4Hanns Ackermann5Johannes Schulze6Institute of Occupational Medicine, Social Medicine and Environmental Medicine, Goethe University Frankfurt, Frankfurt am Main, Germany1 Institute of Occupational Medicine, Social Medicine and Environmental Medicine, Goethe University Frankfurt, Germany1 Institute of Occupational Medicine, Social Medicine and Environmental Medicine, Goethe University Frankfurt, Germany3 Department for Orthodontics, University Medical Center of the Johannes Gutenberg University Mainz, Germany1 Institute of Occupational, Social and Environmental Medicine, Goethe Universität Frankfurt am Main, Frankfurt, Germany3 Institute of Biostatistics and Mathematical Modeling, Goethe University Hospital, Frankfurt, GermanyDepartment for Children and Adolescents, Division of Allergy, Pneumology, and Cystic Fibrosis, Goethe University Frankfurt, Frankfurt am Main, GermanyObjective Classifications of posture deviations are only possible compared with standard values. However, standard values have been published for healthy male adults but not for female adults.Design Observational study.Setting Institute of Occupational Medicine, Social Medicine and Environmental Medicine, Goethe-University Frankfurt/Main.Participants 106healthy female volunteers (21–30 years old; 25.1±2.7 years) were included. Their body weight ranged from 46 to 106 kg (60.3±7.9 kg), the heights from 1.53 to 1.82 m (1.69±0.06 m) and the body mass index from 16.9 kg/m² to 37.6 kg/m² (21.1±2.6 kg/m²).Outcome measures A three-dimensional back scan was performed to measure the upper back posture in habitual standing. The tolerance ranges and CI were calculated. Group differences were tested by the Wilcoxon Mann-Whitney U test.Results In normal posture, the spinal column was marginally twisted to the left, and the vertebrae were marginally rotated to the right. The kyphosis angle is larger than the lumbar angle. Consequently, a more kyphotic posture is observed in the sagittal plane. The habitual posture is slightly scoliotic with a rotational component (scapular depression right, right scapula marginally more dorsally, high state of pelvic right, iliac right further rotated anteriorly).Conclusions Healthy young women have an almost ideally balanced posture with minimal ventral body inclination and a marginal scoliotic deviation. Compared with young males, women show only marginal differences in the upper body posture. These values allow a comparison to other studies, both for control and patient data, and may serve as guideline in both clinical practice and scientific studies.https://bmjopen.bmj.com/content/8/8/e022236.full
spellingShingle Daniela Ohlendorf
Charlotte Doerry
Vanessa Fisch
Sebastian Schamberger
Gerhard Oremek
Hanns Ackermann
Johannes Schulze
Standard reference values of the upper body posture in healthy young female adults in Germany: an observational study
BMJ Open
title Standard reference values of the upper body posture in healthy young female adults in Germany: an observational study
title_full Standard reference values of the upper body posture in healthy young female adults in Germany: an observational study
title_fullStr Standard reference values of the upper body posture in healthy young female adults in Germany: an observational study
title_full_unstemmed Standard reference values of the upper body posture in healthy young female adults in Germany: an observational study
title_short Standard reference values of the upper body posture in healthy young female adults in Germany: an observational study
title_sort standard reference values of the upper body posture in healthy young female adults in germany an observational study
url https://bmjopen.bmj.com/content/8/8/e022236.full
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