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Assessment of Child Anthropometry in a Large Epidemiologic Study
Published on: February 2, 2017
Evaluation of cast methods for estimating age from the os pubis
L L Klepinger1, D Katz, M S Micozzi
1Department of Anthropology, University of Illinois, Urbana.
Journal of Forensic Sciences
|May 1, 1992
Summary
Forensic anthropologists can improve adult skeletal age estimation using the Suchey-Brooks method on pubic symphysis remains. This study validates its accuracy in contemporary populations for more reliable age assessments.
Area of Science:
- Forensic Anthropology
- Bioarchaeology
- Human Osteology
Background:
- Age estimation from skeletal remains is crucial in forensic anthropology.
- Pubic symphysis morphology is a widely used indicator for adult skeletal age.
- Previous methods lacked validation on large, contemporary, and diverse skeletal samples.
Purpose of the Study:
- To independently evaluate the accuracy of established pubic symphysis aging methods.
- To compare the performance of McKern-Stewart/Gilbert-McKern and Suchey-Brooks methods.
- To assess the reliability of these methods in contemporary forensic casework.
Main Methods:
- Blind evaluation of 202 female and 116 male pubic symphysis pairs from autopsy.
- Application of McKern-Stewart/Gilbert-McKern and Suchey-Brooks aging techniques.
- Statistical analysis of accuracy using mean absolute deviation and standard deviation intervals.
Main Results:
- The Suchey-Brooks methods demonstrated superior accuracy for age estimation.
- A racially specific refinement for males using Suchey-Brooks showed improved performance.
- Accurate age estimation requires considering a range of +/- 2 standard deviations.
Conclusions:
- The Suchey-Brooks method is recommended for forensic age estimation from pubic symphyses.
- Incorporating racial variations enhances accuracy in male age assessments.
- Forensic practitioners should account for potential error margins, especially in elderly individuals.
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