Table 2. Distribution of maxillary teeth, mandibular teeth, and all maxillary and mandibular teeth together among both genders according to canal configuration.
| Maxillary teeth | Mandibular teeth | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| All teeth† | Anterior teeth and Premolars | Molars (1st and 2nd molars) | |||||||||||||||
| Mesial root | Distal root | ||||||||||||||||
| M | F | Total | P | M | F | Total | P | M | F | Total | P | M | F | Total | P | ||
| Vertucci types | |||||||||||||||||
|
|
Type I | 672 (55.7) | 771 (60.2) | 1443 (58.0) | <0.001* | 751 (77.7) | 851 (81.7) | 1602 (79.8) | 0.016* | 10 (3.1) |
14 (4.6) |
24 (3.8) |
0.205 | 267 (82.4) | 255 (84.2) | 522 (83.3) | <0.001* |
| Type II | 132 (10.9) | 122 (9.5) | 254 (10.2) | 0 (0.0) |
0 (0.0) |
0 (0.0) |
89 (27.5) |
102 (33.7) | 191 (30.5) | 1 (0.3) |
11 (3.6) |
12 (1.9) |
|||||
| Type III | 39 (3.2) | 61 (4.8) | 100 (4.0) | 163 (16.9) | 124 (11.9) | 287 (14.3) | 29 (9.0) |
29 (9.6) |
58 (9.3) |
27 (8.3) |
26 (8.6) |
53 (8.5) |
|||||
| Type IV | 302 (25.0) | 245 (19.1) | 547 (22.0) | 0 (0.0) |
0 (0.0) |
0 (0.0) |
170 (52.5) | 131 (43.2) | 301 (48.0) | 0 (0.0) |
2 (0.7) |
2 (0.3) |
|||||
| Type V | 40 (3.3) | 69 (5.4) | 109 (4.4) | 49 (5.1) | 63 (6.1) | 112 (5.6) | 26 (8.0) |
27 (8.9) |
53 (8.5) |
29 (9.0) |
9 (3.0) |
38 (6.1) |
|||||
| Type VI | 9 (0.7) |
3 (0.2) |
12 (0.5) | 0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
|||||
| Type VII | 5 (0.4) |
3 (0.2) |
8 (0.3) |
0 (0.0) |
1 (0.1) |
1 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
|||||
| Others | 7 (0.6) |
6 (0.5) |
13 (0.5) | 4 (0.4) |
2 (0.2) |
6 (0.3) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
|||||
| Total | 1206 (48.5) | 1280 (51.5) | 2486 (100.0) | 967 (48.2) | 1041 (51.8) | 2008 (100.0) | 324 (51.7) | 303 (48.3) | 627 (100.0) | 324 (51.7) | 303 (48.3) | 627 (100.0) | |||||
| * Significant at P< 0.05; † Only mesiobuccal roots of maxillary teeth were included in the analysis | |||||||||||||||||