04 July 2023: Clinical Research
Periapical Lesions and Missed Canals in Endodontically Treated Teeth: A Cone-Beam Computed Tomographic Study of a Chinese Subpopulation
Jing Hao 1BCDEG* , He Liu 2ACDEF** , Ya Shen 2DEFDOI: 10.12659/MSM.940533
Med Sci Monit 2023; 29:e940533
Table 3 Associations between the incidence of periapical lesions and missed canals.
| Tooth number# | n | Teeth with missed canals | Teeth without missed canals | Odds ratio (95% CI)** | P value | ||
|---|---|---|---|---|---|---|---|
| With lesions | Without lesions | With lesions | Without lesions | ||||
| 14/24 | 92 | 4 (80.0%) | 1 (20.0%) | 37 (42.5%) | 50 (57.5%) | 5.405 (0.8212–67.25) | 0.1680## |
| 15/25 | 131 | 7 (87.5%) | 1 (12.5%) | 53 (43.1%) | 70 (56.9%) | 9.245 (1.556–105.4) | 0.0235## |
| 16/26 | 172 | 92 (81.4%) | 21 (18.6%) | 31 (52.5%) | 28 (47.5%) | 3.957 (2.004–7.682) | * |
| 17/27 | 116 | 9 (75%) | 3 (25%) | 55 (52.9%) | 49 (47.1%) | 2.673 (0.7549–9.517) | 0.2208## |
| 34/44 | 49 | 1 (100%) | 0 | 18 (37.5%) | 30 (62.5%) | Infinity (0.1754-infinity) | 0.3878## |
| 35/45 | 103 | 2 (100%) | 0 | 36 (35.6%) | 65 (64.4%) | Infinity (0.8009-infinity) | 0.1338## |
| 36/46 | 250 | 30 (73.2%) | 11 (26.8%) | 144 (68.9%) | 65 (31.1%) | 1.231 (0.5933–2.695) | 0.5867* |
| 37/47 | 111 | 9 (69.2%) | 4 (30.8%) | 46 (46.9%) | 52 (53.1%) | 2.543 (0.7141–7.810) | 0.1513## |
| Total | 1,024 | 154 (79.0%) | 41 (21.0%) | 420 (50.7%) | 409 (49.3%) | 3.658 (2.541–5.301) | * |
| # International numbering system; ## Fisher’s exact test; * Chi-square test; ** probability of a tooth with a missed canal to be associated with periapical lesion. CI – confidence interval; n – number. | |||||||