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Updated: Jul 7, 2026

09:28
Viral Concentration Determination Through Plaque Assays: Using Traditional and Novel Overlay Systems
Published on: November 4, 2014
[Investigations of sensitivity and reliability from Plaque-Index methods]
E Göbbels1, H G Schneider, E M Apel
1Poliklinik des Dr. Salvador-Allende-Krankenhauses Berlin-Kopenick.
Summary
The Quigley and Hein plaque index is more sensitive and reliable for assessing oral hygiene compared to the Silness and Löe index and the Oral Hygiene Index debris component. This finding aids in selecting the best methods for dental plaque evaluation.
Area of Science:
- Dentistry
- Oral Health Research
Context:
- Evaluating oral hygiene is crucial for preventing dental diseases.
- Standardized methods are needed for accurate plaque assessment.
Purpose:
- To compare the sensibility and reliability of three plaque index methods: Quigley and Hein, Silness and Löe, and the Oral Hygiene Index debris component.
- To determine the most effective index for evaluating oral and vestibular plaque rates.
Summary:
- Three independent examiners assessed plaque levels in 100 probands using three different index methods.
- Plaque values were computer-transformed from a 7-grade index.
- The Quigley and Hein index demonstrated superior sensibility and reliability over the other two methods.
Impact:
- Provides evidence for selecting the most sensitive and reliable dental plaque index.
- Informs dental professionals on optimal methods for oral hygiene assessment.
- Contributes to more accurate diagnosis and treatment planning in periodontology.

