Table 6.

Modular evaluation system, module for screening, both occlusal/incisal and non-occlusal/non-incisal [4-point ordinal scale]

Score	Description
0	No (visible) wear
1	Wear within the enamel
2	Wear with dentin exposure - horizontal less than 50 % of the area or - loss of clinical crown height ≤1/2
3	Wear with dentin exposure - horizontal more than 50 % of the area or - loss of clinical crown height >1/2