Table 3 Quality of root canal fillings according to treated year, gender, and tooth type
Variable | Length n (%) | Density n (%) | Taper n (%) | Overall filling quality n (%) | |||||
|---|---|---|---|---|---|---|---|---|---|
(1) * | (2) + | (1) * | (2) + | (1) * | (2) + | (1) * | (2) + | ||
Year | 2019 | 167 (84.8) | 30 (15.2) | 177 (89.8) | 20 (10.2) | 171 (86.8) | 26 (26) | 116 (58.9) | 81 (41.1) |
2020 | 165 (83.8) | 32 (16.2) | 167 (84.8) | 30 (15.2) | 159 (80.7) | 38 (19.3) | 112 (56.9) | 85 (43.1) | |
2021 | 179 (90.9) | 18 (9.1) | 172 (87.3) | 25 (12.7) | 171 (86.8) | 26 (13.2) | 149 (75.6) | 48 (24.4) | |
2022 | 183 (92.9) | 14 (7.1) | 190 (96.4) | 7 (3.6) | 180 (91.4) | 17 (8.6) | 155 (78.7) | 42 (21.3) | |
P = 0.001 | P = 0.012 | P = 0.039 | P = 0.001 | ||||||
Sexes | Male | 366 (83.9) | 70 (16.1) | 381 (87.4) | 55 (12.6) | 360 (82.6) | 76 (17.4) | 275 (63.1) | 161 (36.9) |
Female | 328 (93.2) | 24 (6.8) | 325 (92.3) | 27 (7.7) | 321 (91.2) | 31 (8.8) | 257 (73.0) | 95 (27.0) | |
P = 0.007 | P = 0.015 | P = 0 0.001 | P = 0.002 | ||||||
Tooth type | Anterior teeth | 242 (94.5) | 14 (5.5) | 237 (92.6) | 19 (7.4) | 229 (89.5) | 27 (10.5) | 187 (73.0) | 69 (27.0) |
Premolars | 239 (93.4) | 17 (6.6) | 234 (91.4) | 22 (8.6) | 235 (91.8) | 21 (8.2) | 187 (73.0) | 69 (27.0) | |
Molars | 213 (77.2) | 63 (22.8) | 235 (85.1) | 41 (14.9) | 217 (78.6) | 59 (21.4) | 158 (57.2) | 118 (42.8) | |
P < 0.001 | P = 0 0.003 | P = 0.001 | P < 0.001 | ||||||