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Related Experiment Videos

Postural changes in dental hygienists. Four-year longitudinal study.

R M Barry1, W R Woodall, J M Mahan

  • 1University of Mississippi Medical Center, Jackson.

Journal of Dental Hygiene : JDH
|March 1, 1992
PubMed
Summary

This study found that dental hygienists experienced increased musculoskeletal complaints. While most did not show significant postural changes, one developed forward head posture over four years.

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Area of Science:

  • Occupational Health
  • Ergonomics
  • Dental Hygiene

Background:

  • Musculoskeletal complaints are prevalent among dental professionals.
  • Limited longitudinal research exists on postural changes in dental hygienists.
  • The physical demands of dental hygiene may contribute to health issues.

Purpose of the Study:

  • To investigate postural changes in dental hygienists during clinical education and early practice.
  • To assess the development of musculoskeletal problems over a four-year period.
  • To determine if specific postural adaptations occur due to the profession.

Main Methods:

  • A four-year longitudinal study involving nine dental hygienists.
  • Subjects were surveyed for musculoskeletal complaints.

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  • Photographic analysis was used to measure postural changes.

    • Main Results:

    • All participants reported an increase in musculoskeletal complaints across six investigated areas.
    • One hygienist exhibited an increase in forward head posture.
    • No widespread postural changes were observed in the short term.

    Conclusions:

    • Dental hygiene practice is associated with increased musculoskeletal complaints.
    • Forward head posture may develop in some dental hygienists.
    • Further research is needed to understand long-term postural adaptations and prevention strategies.