Table 1.

Characterization of surfaces with erosive tooth wear concerning presence, localization, jaw involvement, and BEWE index score.

Variable	Surfaces (n)	%
Surfaces with erosive tooth wear
Present	602	1.89
Absent	31,234	98.11
Localisation of affected surfaces
Vestibular	149	24.8
Occlusal	404	67.1
Palatine/Lingual	49	8.1
Affected surfaces in the jaw
Maxillary	282	46.8
Mandibular	320	53.2
BEWE index score
0	31,234	98.11
1	436	1.37
2	152	0.48
3	14	0.04
Total	31,836	100