Association between Dental Erosion and Diet in Brazilian Adolescents Aged from 15 to 19: A Population-Based Study

Table 3

Characteristics of dental erosion in relation to the number of teeth affected.

Tooth	11		12		21		22		16		26		36		46
	𝑛	%	𝑛	%	𝑛	%	𝑛	%	𝑛	%	𝑛	%	𝑛	%	𝑛	%
Severity
Enamel with “satiny” appearance; (without loss of surface contour)	77	65.8	64	65.3	74	63.2	50	56.8	5	38.5	4	44.4	3	23.0	2	25.0
Loss of enamel (with loss of surface contour)	36	30.8	27	27.5	39	33.3	34	38.6	5	38.5	2	22.2	6	46.1	5	62.5
Loss of enamel with dentin exposure (visible JAD)	4	3.4	7	7.1	4	3.4	4	4.5	3	23.1	3	33.3	4	31.0	1	12.5
Location
Only buccal	70	59.8	55	56.1	67	57.3	43	48.9	0	0	1	11.1	1	7.7	1	12.5
Only lingual or palatal	11	9.4	14	14.3	12	10.2	13	14.8	0	0	0	0	0	0	0	0
Only occlusal or incisal	1	0.8	1	1.0	1	0.8	1	1.1	11	84.6	6	66.7	9	69.2	5	62.5
Buccal, occlusal, or incisal	5	4.3	2	2.0	5	4.3	4	4.5	0	0	0	0	0	0	0	0
Lingual and incisal or occlusal	6	5.1	5	5.1	8	6.8	5	5.7	1	7.7	0	0	0	0	0	0
Multiple surfaces	24	20.5	21	21.4	24	20.5	22	25.0	1	7.7	2	22.2	3	23.0	2	25.0
Affected area
Less than half of the surface	44	37.6	32	32.6	44	37.6	24	27.3	2	15.4	2	22.2	1	7.7	1	12.5
More than half of the surface	73	62.4	67	68.4	73	62.4	64	72.7	11	84.6	7	77.7	12	92.3	7	87.5
Total	117		98		117		88		13		9		13		8