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Teeth

Teeth

The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin...

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Roughness Impact of Piezoelectric Dental Scaler on Two Distinct Flowable Composite Filling Materials

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Impact of Theoretical Comprehension on Periodontal Instrumentation Skills Development.

Se-Lim Oh¹, Deborah Jones¹, Sheryl Syme¹

¹Department of Advanced Oral Sciences and Therapeutics, University of Maryland School of Dentistry, Baltimore, Maryland, USA.

Journal of Dental Education

|April 28, 2025

Summary

Theoretical knowledge in periodontics does not predict clinical instrumentation skills. Cognitive understanding and manual dexterity are separate skills requiring distinct teaching and assessment methods for effective development.

Keywords:

clinical skill periodontics predoctoral periodontal education theoretical comprehension

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Area of Science:

Dental Education
Periodontics
Clinical Skills Assessment

Background:

Effective periodontal instrumentation is crucial for successful treatment outcomes.
Assessing the link between theoretical knowledge and practical skills is vital for optimizing dental education.
Longitudinal studies are needed to understand skill development over time.

Purpose of the Study:

To longitudinally assess the impact of theoretical comprehension in periodontics on clinical instrumentation skills.
To determine if performance on case-based examinations predicts instrumentation competency.
To evaluate the relationship between didactic learning and hands-on clinical skills in dental students.

Main Methods:

A longitudinal study involving dental classes of 2023 and 2024.
Participants completed case-based examinations (CBE) and instrumentation skill tests over multiple years.
Statistical analyses included repeated measures ANOVA, correlation tests, and linear regression analyses (LRA).

Main Results:

The class of 2024 performed significantly lower on CBEs than the class of 2023.
No significant difference in instrumentation skill development was observed between the two classes.
Clinical experience correlated positively with scaling competency but not with CBE scores.
Linear regression showed minimal correlation between didactic assessments and clinical instrumentation skills.

Conclusions:

Didactic assessment scores do not predict performance in periodontal instrumentation.
Cognitive understanding and manual skills in periodontics appear to be distinct domains.
Targeted instructional strategies and assessment methods are necessary for both theoretical and practical skill development.