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Performance of Pubic Symphysis-Based Adult Age-Estimation Methods Applied to Reconstructed Computed Tomography Scans
Department: Anthropology
ResourceLengthWidthThickness
Paper000
Specimen Elements
Pocatello
Unknown to Unknown
Kayla Eachus
Idaho State University
Thesis
No
10/5/2021
digital
City: Pocatello
Master
This study evaluates the performance of commonly applied age-estimation methods when applied to reconstructed computed tomography scans. Three popular methods, Suchey-Brooks, Hartnett, and Bolden et al. Transition Analysis were applied to a sample of 169 reconstructed CT scans obtained from the New Mexico Deceased Image Database, and reconstructed using an open source software-3D Slicer. The accuracy and bias of each method was compared to each of the other applied methods, as well as to validation studies conducted by other researchers. Similar trends (decreasing accuracy and increasing bias for advanced age) were found when these three methods were applied to digital bone that have been observed in previous studies applying these methods to dry bone. These trends were likely exaggerated due to the lack of visibility of features more closely associated with advanced age. Key Words: Age-at-death estimation, Computed Tomography, Digital Bone, Suchey-Brooks, Transition Analysis, Hartnett, Pubic Symphysis

Performance of Pubic Symphysis-Based Adult Age-Estimation Methods Applied to Reconstructed Computed Tomography Scans

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