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Sagittal standing posture and relationships with anthropometrics and body composition during childhood

Fábio A Araújo1, Daniela Simões1, Poliana Silva2

  • 1ISPUP-EPIUnit, Universidade do Porto, Porto, Portugal.

Gait & Posture
|July 13, 2019
PubMed

Insights

This study found differences in sagittal standing posture between boys and girls, with girls showing more pronounced lumbar curves. Lumbar angle appears to be a key indicator of overall posture in children.

Area of Science:

  • Pediatric health
  • Biomedical science
  • Human posture analysis

Background:

  • Anthropometric and body composition factors are potential influences on children's sagittal standing posture.
  • Previous research has not assessed the relationship between early-life anthropometrics, body composition, and specific postural parameters in children.

Purpose of the Study:

  • To investigate the associations between anthropometric measurements from birth and body composition with sagittal standing posture angles in children.
  • To identify potential sex-based differences in these associations.

Main Methods:

  • A population-based cohort of 1021 girls and 1096 boys (Generation XXI, Portugal) was studied.
  • Weight and height were recorded at birth, 4, and 7 years.
  • At age 7, body composition (fat/fat-free mass, bone properties) was assessed using dual-energy X-ray absorptiometry, and posture was evaluated via photographs.

Main Results:

  • Girls exhibited greater lumbar angle, head/neck flexion, and craniocervical angle compared to boys.
  • Weight and BMI showed weak associations with lumbar angle in both sexes.
  • Body composition metrics like fat mass, fat-free mass, and bone mineral density had weak associations with lumbar angle.

Conclusions:

  • Significant sex-based differences in early childhood sagittal standing posture were observed.
  • The lumbar angle is identified as a potentially crucial indicator for assessing overall posture in children, influenced by anthropometric and body composition factors.
Abstract

Keywords:
Body compositionBody sizeChildrenSagittal standing postureSex differences

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