Factors Affecting the Periapical Status of Root-Filled Canals: A Cross-Sectional Study at the Undergraduate Level

Table 3

Clinical and radiographic success according to coronal restoration parameters.

Variables		Clinical and radiographic results
		Success		Failure
			%		%
Occurrence
Present	129	97	75.2	32	24.8	0.246
Absent	25	16	64.0	9	36.0
Quality of the restorations
Adequate	48	37	77.1	11	22.9	0.702
Inadequate	81	60	74.1	21	25.9
Type
Permanent	101	75	74.3	26	25.7	0.640
Temporary	28	22	78.6	6	21.4
Number of surfaces
≤2 surfaces	50	38	76.0	12	24.0	0.866
>2 surfaces	79	59	74.7	20	25.3
Extension
Intracoronal	78	57	73.1	21	26.9	0.488
Onlay	25	18	72.0	7	28.0
Total crown	26	22	84.6	4	15.4
Intra-radicular post
Present	23	19	82.6	4	17.4	0.320
Absent	131	94	71.8	37	28.2
Void between post and gutta-percha
Present	15	13	86.7	2	13.3	0.589
Absent	8	6	75.0	2	25.0
Remaining gutta-percha
≥4 mm	18	16	88.9	2	11.1	0.194
<4 mm	5	3	60.0	2	40.0

’s chi-square test and Fisher’s exact test.