Evaluation of Foramen Magnum for Sex Determination among the Population of Dakshina Kannada District: A Retrospective CBCT Study

Background. This study aims to evaluate the accuracy rate of foramen magnum dimensions in determining sex among the South Indian population using discriminant functional analysis. Methods. An observational study in which CBCT images from 200 full field of view (FOV) scans were analysed. The dimensio...

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Main Authors: Junaid Ahmed, null Namrata, Nanditha Sujir, Nandita Shenoy, Archana M., Srikant Natarajan
Format: Article
Language:English
Published: Wiley 2024-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2024/6825489
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author Junaid Ahmed
null Namrata
Nanditha Sujir
Nandita Shenoy
Archana M.
Srikant Natarajan
author_facet Junaid Ahmed
null Namrata
Nanditha Sujir
Nandita Shenoy
Archana M.
Srikant Natarajan
author_sort Junaid Ahmed
collection DOAJ
description Background. This study aims to evaluate the accuracy rate of foramen magnum dimensions in determining sex among the South Indian population using discriminant functional analysis. Methods. An observational study in which CBCT images from 200 full field of view (FOV) scans were analysed. The dimensions of the foramen magnum were measured. Intra- and interobserver reliability were calculated. Independent t-tests were used to compare the various parameters between sexes. Stepwise discriminant function analysis was used to determine sex. Results. A total of 200 CBCT scans were included in the study. The mean age (±SD) was 25.66 (±7.11) years among males and 24.64 (±5.12) years among females. The measurements and the circumference of the foramen magnum were significantly (p<0.001) greater in males than in females. The univariate analysis of foramen magnum measurements reached an accuracy rate of 73.5% in sex determination. The discriminant function analysis combining the foramen magnum measurements and circumference yielded an overall predictability rate of 66.5% for determining sex. Conclusion. Taking into account the predictability rate of sex based on foramen measurement in the present population, it can be concluded that its applicability should be limited to cases associated with fragmentary skull bases.
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issn 1537-744X
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publisher Wiley
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series The Scientific World Journal
spelling doaj-art-3b7c2e715209407a9f02b656d3b884de2025-02-03T10:53:47ZengWileyThe Scientific World Journal1537-744X2024-01-01202410.1155/2024/6825489Evaluation of Foramen Magnum for Sex Determination among the Population of Dakshina Kannada District: A Retrospective CBCT StudyJunaid Ahmed0null Namrata1Nanditha Sujir2Nandita Shenoy3Archana M.4Srikant Natarajan5Department of Oral Medicine and RadiologyDepartment of Oral Medicine and RadiologyDepartment of Oral Medicine and RadiologyDepartment of Oral Medicine and RadiologyDepartment of Oral Medicine and RadiologyDepartment of Oral Pathology and MicrobiologyBackground. This study aims to evaluate the accuracy rate of foramen magnum dimensions in determining sex among the South Indian population using discriminant functional analysis. Methods. An observational study in which CBCT images from 200 full field of view (FOV) scans were analysed. The dimensions of the foramen magnum were measured. Intra- and interobserver reliability were calculated. Independent t-tests were used to compare the various parameters between sexes. Stepwise discriminant function analysis was used to determine sex. Results. A total of 200 CBCT scans were included in the study. The mean age (±SD) was 25.66 (±7.11) years among males and 24.64 (±5.12) years among females. The measurements and the circumference of the foramen magnum were significantly (p<0.001) greater in males than in females. The univariate analysis of foramen magnum measurements reached an accuracy rate of 73.5% in sex determination. The discriminant function analysis combining the foramen magnum measurements and circumference yielded an overall predictability rate of 66.5% for determining sex. Conclusion. Taking into account the predictability rate of sex based on foramen measurement in the present population, it can be concluded that its applicability should be limited to cases associated with fragmentary skull bases.http://dx.doi.org/10.1155/2024/6825489
spellingShingle Junaid Ahmed
null Namrata
Nanditha Sujir
Nandita Shenoy
Archana M.
Srikant Natarajan
Evaluation of Foramen Magnum for Sex Determination among the Population of Dakshina Kannada District: A Retrospective CBCT Study
The Scientific World Journal
title Evaluation of Foramen Magnum for Sex Determination among the Population of Dakshina Kannada District: A Retrospective CBCT Study
title_full Evaluation of Foramen Magnum for Sex Determination among the Population of Dakshina Kannada District: A Retrospective CBCT Study
title_fullStr Evaluation of Foramen Magnum for Sex Determination among the Population of Dakshina Kannada District: A Retrospective CBCT Study
title_full_unstemmed Evaluation of Foramen Magnum for Sex Determination among the Population of Dakshina Kannada District: A Retrospective CBCT Study
title_short Evaluation of Foramen Magnum for Sex Determination among the Population of Dakshina Kannada District: A Retrospective CBCT Study
title_sort evaluation of foramen magnum for sex determination among the population of dakshina kannada district a retrospective cbct study
url http://dx.doi.org/10.1155/2024/6825489
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