Age-related morphological changes of the pubic symphyseal surface: using three-dimensional statistical shape modeling
2025

Age-related Changes in the Pubic Symphysis

Sample size: 252 publication 10 minutes Evidence: moderate

Author Information

Author(s): Kim Yuyoung, Lee Kang-Woo, Lee Sookyoung, Woo Eun Jin, Hu Kyung-Seok

Primary Institution: Yonsei University College of Dentistry

Hypothesis

This study aimed to elucidate the direction and extent of morphological changes in the pubic symphyseal surface across different age groups.

Conclusion

The study visualized significant age-related morphological changes in the pubic symphyseal surface, which can improve age-at-death estimation techniques in forensic anthropology.

Supporting Evidence

  • Computed tomography scans were used to visualize morphological changes.
  • Statistical shape modeling provided insights into age-related changes.
  • Significant changes were noted particularly between the 20s and 30s age groups.

Takeaway

As people get older, the shape of a specific part of their pelvis changes, and this study helps us understand those changes better so we can tell how old someone was when they died.

Methodology

The study used computed tomography (CT) scans and statistical shape modeling (SSM) to analyze the pubic symphyseal surface of 252 subjects.

Potential Biases

Potential bias due to the exclusion of individuals with evident pathology and damage in the pubic bones.

Limitations

The study focused only on South Korean individuals and did not account for factors like pregnancy and childbirth that could affect female morphology.

Participant Demographics

The sample included 18 males and 18 females in each age group from their twenties to eighties.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/s41598-024-84168-8

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