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Expert Interpretation of Bitemark InjuriesA Contemporary Qualitative Study

NCJ Number
246096
Journal
Journal of Forensic Sciences Volume: 58 Issue: 3 Dated: May 2013 Pages: 664-672
Author(s)
Mark Page, B.D.Sc., Ph.D.; Jane Taylor, B.D.S., B.Sc.Dent., M.Sc.Dent. Ph.D.; Matt Blenkin, B.D.Sc., M.Sc.Dent.
Date Published
May 2013
Length
9 pages
Annotation
This study attempts to characterize the nature of disagreement among odontologists in determining the fundamental properties of suspected bitemark injuries.
Abstract
Fifteen odontologists were asked to freely comment on 6 images of supposed bitemarks. Qualitative analysis using a grounded theory approach revealed that practitioner agreement was at best fair, with wide-ranging opinions on the origin, circumstance, and characteristics of the wound given for all six images. More experienced practitioners greater than 10 years tended to agree with each other less than those who had 10 years or less experience in forensic odontology. The differences in opinions can be at least partly accounted for by the inconsistent nature of approaches used by different practitioners in assessing bitemark evidence. The results of this study indicate that more definitive guidelines as to the assessment of bitemarks as patterned injuries should be developed to ensure the highest possible level of practitioner agreement. Abstract published by arrangement with John Wiley & Sons.