Table 3 Distribution of the treatment outcomes by study factors and demographics
| Â | Â | Success, n (%) | Preoperative size, Median (IQR) (mm3) | Postoperative size, Median (IQR) (mm3) | Reduction percentage, Median (IQR) (%) |
|---|---|---|---|---|---|
Gender | |||||
|  | Male (16) | 15 (93.8) | 425.8 (284.6–768.6) | 61.5 (9.4–182.5) | 81.5(62.3–97.7) |
|  | Female (19) | 17 (89.5) | 338.5 (217.5–889.5) | 93 (12–327) | 71.7(52.1–95.9) |
P | Â | 0.65 | 0.53 | 0.55 | 0.35 |
Age (year) | |||||
|  | ≤ 30 (20) | 20 (100) | 425.8 (262.1–814.3) | 137.5(13.5–183.8) | 76.9(60.1–94.4) |
|  | > 30 (15) | 12 (80) | 297(251–708) | 31(12–216) | 86(27.3–96.4) |
P | Â | 0.037* | 0.57 | 0.69 | 0.92 |
Treatment type | |||||
|  | Initial (21) | 20 (95.2) | 338.5(254.3–743.3) | 59(8.5–162.5) | 81.5(61.6–97.7) |
|  | Retreatment (14) | 12 (85.7) | 512(215.5–825) | 122.5(176.5–354.3) | 60.9(46.5–96.1) |
P | Â | 0.39 | 0.81 | 0.24 | 0.13 |
Size (mm) | |||||
|  | > 10 (14) | 12 (85.7) | 857.3(676–988.1) | 155(20–360) | 80.3(57.9–96.4) |
|  | ≤ 10 (21) | 20 (95.2) | 274(216.5–372.3) | 36(10–150) | 70.3(53.7–96.9) |
P |  | 0.30 | < 0.001* | 0.080 | 0.89 |
Pain before surgery | |||||
|  | Yes (22) | 20 (90.9) | 420.5(269.5–891) | 51(2.63–224.3) | 85.8(60.8–99.7) |
|  | No (13) | 12 (92.3) | 416.5(173.8–718.3) | 135(23–190.5) | 70(28.4–81.5) |
U/χ2 (p) |  | 0.89 | 0.20 | 0.47 | 0.070 |
Jaw | |||||
|  | Maxillary (22) | 20 (90.9) | 522(278.9–889.6) | 91.5(12.4–304.5) | 80.2(57.9–96.7) |
|  | mandibular (13) | 12 (92.3) | 294(142.3–601.5) | 59(7.8–162.5) | 71.7(53.7–93.7) |
P | Â | 0.89 | 0.082 | 0.56 | 0.78 |
Type of teeth | |||||
|  | Anterior (18) | 17 (94.4) | 377.5(246.3–764) | 74.5(8.8–177.8) | 77.9(53.5–97.5) |
|  | Premolar (9) | 8 (88.9) | 274(141.3–367.3) | 31(12–112) | 85.6(58.7–97.9) |
|  | Molar (8) | 7 (87.5) | 857(548.3–893) | 182.5(143–409) | 65.7(52.4–84.9) |
P | Â | 0.80 | 0.008* | 0.074 | 0.58 |
Sealer extrusion | |||||
|  | Yes (4) | 4 (100) | 803.5(420.1–882.4) | 97.5(10.8–260.8) | 83.6(66.9–96.4) |
|  | No (31) | 29 (93.5) | 406(251–728.5) | 90(12–190) | 76.8(53.2–96.4) |
P | Â | 0.52 | 0.12 | 0.88 | 0.41 |
Number of root canals | |||||
|  | 1(25) | 23 (92) | 297(224.8–654,3) | 31(8.5–162.5) | 79(57.7–97.7) |
| Â | 2(1) | 1 (100) | 256 | 59 | 76.9 |
|  | 3(9) | 8 (88.9) | 825(450.5–892) | 175(91.5–392) | 71.7(52.7–85.8) |
P | Â | 0.92 | 0.042* | 0.13 | 0.71 |