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Perceptions of orthodontic treatment need: Receiver Operating Characteristic analysis
1Department of Dental Medicine and Surgery, University of Manchester Dental Hospital, England.
Community Dentistry and Oral Epidemiology
|October 1, 1996
Summary
Dentist perceptions of orthodontic treatment need vary significantly. Their decisions often deviate from established guidelines like the Index of Orthodontic Treatment Need (IOTN).
Area of Science:
- Dental research
- Orthodontics
- Clinical decision-making
Background:
- Assessing the need for orthodontic treatment is crucial for patient care.
- Variations in dentists' perceptions can impact treatment accessibility and outcomes.
- Standardized indices aim to provide objective criteria for treatment need.
Purpose of the Study:
- To investigate the variability in how dentists perceive the need for orthodontic treatment.
- To compare dentists' treatment decisions against a recognized standard, the Index of Orthodontic Treatment Need (IOTN).
Main Methods:
- Sixteen dentists evaluated 40 clinical vignettes.
- Dentists recorded their treatment decisions and confidence levels.
- Receiver Operating Characteristic (ROC) analysis was used to compare decisions against the IOTN.
Main Results:
- Dentists' treatment decisions showed considerable variation.
- The study found a lack of concordance between dentists' judgments and the IOTN.
- This suggests current UK guidelines may not be consistently applied.
Conclusions:
- There are significant discrepancies in how dentists perceive orthodontic treatment need.
- Dentist decision-making in orthodontics may not align with current UK guidelines.
- Further research is needed to understand and address these variations.