Table 2 Relation of prognostic factors to treatment results of teeth with or without sealer extrusion in root canals filled with gutta-percha and iRoot SP
Factor | Without sealer extrusion | With sealer extrusion | P value | ||||||
|---|---|---|---|---|---|---|---|---|---|
Healed, n(%) | Healing, n(%) | Not healed, n(%) | Success, n(%) | Healed, n(%) | Healing, n(%) | Not healed, n(%) | Success, n(%) | ||
Total | 100 (88.5) | 10 (8.8) | 3 (2.7) | 110 (97.3) | 50 (69.4) | 19 (26.4) | 3 (4.2) | 69 (95.8) | 0.679 |
Age | |||||||||
 <40 | 49 (83.0) | 8 (13.6) | 2 (3.4) | 57 (96.6) | 34 (66.7) | 14 (27.4) | 3 (5.9) | 48 (94.1) | 0.661 |
 40–70 | 51 (94.4) | 2 (3.7) | 1 (1.9) | 53 (98.1) | 16 (76.2) | 5 (23.8) | 0 (0) | 21 (100.0) | 1.000 |
Sex | |||||||||
 Male | 17 (77.3) | 4 (18.2) | 1 (4.5) | 21 (95.5) | 10 (71.4) | 4 (28.6) | 0 (0) | 14 (100.0) | 1.000 |
 Female | 83 (91.2) | 6 (6.6) | 2 (2.2) | 89 (97.8) | 40 (69.0) | 15 (25.9) | 3 (5.1) | 55 (94.9) | 0.378 |
Tooth type | |||||||||
 Anterior | 29 (85.3) | 5 (14.7) | 0 (0) | 34 (100.0) | 19 (70.4) | 8 (29.6) | 0 (0) | 27 (100.0) | – |
 posterior | 71 (89.9) | 5 (6.3) | 3 (3.8) | 76 (96.2) | 31 (68.9) | 11 (24.4) | 3 (6.7) | 42 (93.3) | 0.667 |
Tooth Location | |||||||||
 Maxillary | 66 (89.2) | 7 (9.5) | 1 (1.3) | 73 (98.7) | 32 (76.2) | 10 (23.8) | 0 (0) | 42 (100.0) | 1.000 |
 Mandibular | 34 (87.2) | 3 (7.7) | 2 (5.1) | 37 (94.9) | 18 (60.0) | 9 (30.0) | 3 (10.0) | 27 (100.0) | 0.646 |
Time to recall | |||||||||
 1–2 | 32 (80.0) | 7 (17.5) | 1 (2.5) | 39 (97.5) | 12 (41.4) | 16 (55.2) | 1 (3.4) | 28 (96.6) | 1.000 |
 2–4 | 52 (96.2) | 1 (1.9) | 1 (1.9) | 53 (98.1) | 29 (93.6) | 1 (3.2) | 1 (3.2) | 30 (96.8) | 1.000 |
 > 4 | 16 (84.2) | 2 (10.5) | 1 (5.3) | 18 (94.7) | 9 (75.0) | 2 (16.7) | 1 (8.3) | 11 (91.3) | 1.000 |
Treatment type | |||||||||
 Initial RCT | 77 (89.5) | 8 (9.3) | 1 (1.2) | 85 (98.8) | 39 (70.9) | 13 (23.6) | 3 (5.5) | 52 (94.5) | 0.299 |
 ReTx | 23 (85.2) | 2 (7.4) | 2 (7.4) | 25 (92.6) | 11 (64.7) | 6 (35.3) | 0 (0) | 17 (100.0) | 0.515 |
Lesion | |||||||||
 Absent | 57 (96.6) | 0 (0) | 2 (3.4) | 57 (96.6) | 27 (100.0) | 0 (0) | 0 (0) | 27 (100.0) | 1.000 |
 Present | 43 (79.6) | 10 (18.5) | 1 (1.9) | 53 (98.1) | 23 (51.1) | 19 (42.2) | 3 (6.7) | 42 (93.3) | 0.327 |
Lesion size | |||||||||
 ≤ 5 mm | 33 (82.5) | 6 (15.0) | 1 (2.5) | 39 (97.5) | 16 (72.8) | 5 (22.7) | 1 (4.5) | 21 (95.5) | 1.000 |
 > 5 mm | 10 (71.4) | 4 (28.6) | 0 (0) | 14 (100.0) | 7 (30.4) | 14 (60.9) | 2 (8.7) | 21 (91.3) | 0.517 |