Table 1.

Patient characteristics.

No	Sex	Age (years)	Tooth number	Defect shape	Defect position
1	F	44	33	3-wall	Distal-Buccal
2	F	51	27	Circumferential	Center-Buccal
3	M	72	36	1-wall	Mesial
4	F	66	17	1-wall	Distal
5	M	57	26	2-wall	Distal-Buccal
6	F	51	16	1-wall	Distal
7	F	44	16	1-wall	Mesial
8	F	58	17	Circumferential	Buccal
9	F	50	15	2-wall	Distal-Lingual
10	F	58	43	3-wall	Distal-Lingual
11	F	47	37	1-wall	Distal
12	F	43	47	Circumferential	Buccal

M, male; F, female.