A 3-Year Clinical Evaluation of Endodontically Treated Posterior Teeth Restored with Resin Nanoceramic Computer-Aided Design/Computer-Aided Manufacture (CAD/CAM)-Fabricated Partial Crowns

18 August 2022: Clinical Research

Lei Zhang ^1E , Xiao-Xia Hou ^2C , Maihefuzi Aishan ^3B , Meng-Ting Tian ^3B , Hui-Yu He ^1A*

DOI: 10.12659/MSM.937331

Med Sci Monit 2022; 28:e937331

Table 3 Descriptive analysis of failed restorations.

Participant	Gender	Age	Group	Restored teeth (FDI)	Restored cusp	Cement	Time to failure (months)	Details of failures
1	Male	38	LDGC	15	1	Variolink N	22	Ceramic fracture
2	Male	21	RNC	27	3	Multilink N	12	Debonding
3	Female	31	RNC	16	4	Multilink N	8	Debonding
4	Female	48	LDGC	47	2	Variolink N	30	Ceramic fracture
5	Female	40	LDGC	16	2	Variolink N	19	Debonding
6	Male	27	RNC	26	2	Variolink N	18	Debonding
7	Female	31	RNC	37	2	Multilink N	35	Ceramic fracture
8	Female	41	RNC	46	2	Variolink N	28	Tooth fracture
9	Male	21	RNC	15	1	Multilink N	24	Debonding
10	Male	38	RNC	37	3	Multilink N	15	Debonding
11	Male	49	LDGC	27	1	Multilink N	28	Ceramic fracture
12	Female	48	RNC	47	4	Variolink N	20	Debonding
13	Male	52	RNC	17	4	Multilink N	13	Debonding
14	Female	28	RNC	27	4	Variolink N	27	Debonding
15	Male	33	RNC	46	3	Multilink N	30	Debonding
RNC – resin nanoceramic; LDGC – lithium disilicate-based glass ceramic.