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Related Experiment Videos

Third-molar removal patterns in an insured population.

S A Eklund1, J L Pittman

  • 1University of Michigan School of Public Health, Department of Epidemiology, Program in Dental Public Health, 109 S. Observatory St., Ann Arbor, Mich. 48109-2029, USA. saeklund@umich.edu

Journal of the American Dental Association (1939)
|April 24, 2001
PubMed
Summary

Third molar removal patterns indicate many extractions aren't due to pathology. Significant practice variations in third molar (wisdom tooth) removal timing and likelihood suggest a lack of professional consensus.

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Area of Science:

  • Dental Surgery
  • Oral Health Epidemiology
  • Evidence-Based Dentistry

Background:

  • Examined third molar (wisdom tooth) removal patterns in a large insured population.
  • Compared observed patterns with existing literature recommendations.

Purpose of the Study:

  • To analyze trends and variations in third molar extraction procedures.
  • To assess the alignment of clinical practice with scientific literature.

Main Methods:

  • Utilized insurance claims data from July 1991 to December 1999.
  • Analyzed approximately 100 million dental procedures across 7.4 million patients nationwide.

Main Results:

  • Third molars were the most frequently extracted permanent teeth, primarily in adolescents.

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  • Extraction patterns showed significant variation between dental practices regarding timing and necessity.
  • Peak extraction months included August, July, December, and June, with Fridays being the most common day.

    • Conclusions:

    • Observed third molar removal patterns suggest many are not performed for acute pathological reasons.
    • Substantial practice variations highlight a lack of consensus in dental literature regarding third molar extraction.
    • Resolving this consensus is crucial for public trust and evidence-based dental care.