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Related Experiment Videos

Acceleration in dental development: fact or fiction

E A Holtgrave1, R Kretschmer, R Müller

  • 1Department of Orthodontics, Dental School, Free University of Berlin, Germany.

European Journal of Orthodontics
|February 12, 1998
PubMed
Summary

Dental development has accelerated in young European boys over the past 30 years, but not in girls. This study analyzed radiographs of 1038 children to assess tooth development changes.

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Area of Science:

  • Pediatric Dentistry
  • Human Growth and Development
  • Anthropology

Background:

  • Secular trends in human growth, such as increased body height, are well-documented.
  • The potential for similar acceleration in dental development requires investigation.

Purpose of the Study:

  • To determine if dental development has accelerated in a European population over the last 30 years.
  • To compare current tooth development stages with established norms.

Main Methods:

  • Radiographic analysis of 1038 healthy European children (516 boys, 522 girls).
  • Utilized Nolla's (1960) methodology and norms for assessing tooth developmental stages.
  • Compared observed developmental stages with historical data.

Main Results:

  • No significant difference in dental development was observed in girls compared to Nolla's norms.
  • A statistically significant acceleration in dental development was detected in boys.
  • This acceleration was most pronounced in boys aged 3 to 9 years.

Conclusions:

  • A minor acceleration in dental development has occurred in young European males over the past three decades.
  • Dental development trends may differ between sexes.
  • Further research into secular trends in dental development is warranted.

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