The Performance of ICDAS-II Using Low-Powered Magnification with Light-Emitting Diode Headlight and Alternating Current Impedance Spectroscopy Device for Detection of Occlusal Caries on Primary Molars
Table 1
Criteria used in the histological examination [12].
Score
Criteria used in the Downer histological examination [12]
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