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Estimating Eyeball Protrusion From Body Height Interpupillary Distance, and Inter-Orbital Distance in Adults

NCJ Number
210765
Journal
Journal of Forensic Sciences Volume: 50 Issue: 4 Dated: July 2005 Pages: 774-776
Author(s)
Lauren K. Swan; Carl N. Stephan Ph.D.
Date Published
July 2005
Length
3 pages
Annotation
This study further assessed the relationship between eye protrusion from the lateral orbital rim to body height, interpupillary distance, and inter-orbital width in order to determine whether these variables can predict eyeball protrusion, which is a characteristic that must be considered in craniofacial identification methods.
Abstract
Body height, eyeball protrusion, interpupillary distance, and inter-orbital distance were measured in 54 adult Europeans (29 females and 25 males) older than 18. The materials and methods of measurement are described in detail in this report. This study is consistent with other similar studies in showing that on average there is no large difference in eyeball protrusion between the left and right sides. Although body height, interpupillary distance, and inter-orbital distance were related to eyeball protrusion, particularly in females, protrusion values were sufficiently consistent among individuals and measurement errors were sufficiently large to offer little benefit in predicting eyeball protrusion compared to the use of simple averages. The mean eyeball-protrusion measurement proposed by Stephen is sufficient for eyeball-protrusion measurement given current measurement errors. Bertelsen's prediction equation using interpupillary distance performed poorly compared with Stephen's measurement method. 3 tables and 25 references