Research Article
Impact of Scoring Single or Multiple Occlusal Lesions on Estimates of Diagnostic Accuracy of the Visual ICDAS-II System
Table 2
Criteria used in the histological examinations.
| Score | Criteria used in the Downer histological examination [11] |
| 0 | No enamel demineralisation or a narrow surface zone of opacity (edge phenomenon) | 1 | Enamel demineralisation limited to the outer 50% of the enamel layer | 2 | Demineralisation involving the inner 50% of the enamel, up to the enamel-dentine junction | 3 | Demineralisation involving the outer 50% of the dentine | 4 | Demineralisation involving the inner 50% of the dentine |
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