Skip to main content
. 2022 Jun 22;34(6):473–478. doi: 10.1016/j.sdentj.2022.06.005

Table 1.

Relationship of periapical lesion with the radiographic evaluation of root canal treatment.

Evaluation of RCT Total
 Periapical lesion
 P-value
Present
(n = 756)		 Absent
(n = 1405)
Tooth position
  • o

    Anterior

 498 (23.0) 149 (19.7) 349 (24.8) <0.001
  • o

    Premolar

 765 (35.4) 223 (29.5) 542 (38.6)
  • o

    Molar

 898 (41.6) 384 (50.8)* 514 (36.6)
RCT treated
  • o

    Yes

 2034 (93.2) 634 (83.9) 1400 (99.6) <0.001
  • o

    No

 127 (6.8) 122 (16.1)* 5 (0.4)
Quality of RCT
  • o

    Poor

 1256 (61.8) 540 (85.2)* 716 (51.0) <0.001
  • o

    Good

 778 (38.2) 94 (14.8) 684 (49.0)

The numeric expressions presented in parentheses are percentages. *Shows significant difference of proportion at 5% level of significance.