Research Article
Cone-Beam Computed Tomographic Evaluation of Root Canal Morphology of Maxillary Premolars in a Saudi Population
Table 2
The frequency and percentage of number of roots and canal configuration in maxillary second premolar teeth.
| | | Number of Roots | | | | One Root | Two Roots | Three Roots | Total |
| | Frequency () | Women | 138 (87.3%) | 20 (12.7%) | 0 (0%) | 158 (100%) | | Men | 133 (83.1%) | 26 (16.3%) | 1 (0.6%) | 159 (100%) | | Total | 271 (85.2%) | 46 (14.5%) | 1 (0.3%) | 318 (100%) |
| | Canal Configuration |
| | | Type I (1) | Type II (2-1) | Type III (1-2-1) | Type IV (2) | Type V (1-2) | Type VI (2-1-2) | Type VII (1-2-1-2) | Type VIII (3) | Total |
| | Frequency () | Women | 80 (50.6%) | 38 (24.0%) | 10 (6.3%) | 15 (9.5%) | 8 (5.1%) | 5 (3.2%) | 0 (0%) | 2 (1.3%) | 158 (100%) | | Men | 77 (48.1%) | 44 (27.5%) | 6 (3.8%) | 22 (13.8%) | 10 (6.2%) | 0 (0%) | 0 (0%) | 1 (0.6%) | 160 (100%) | | Total | 157 (49.4%) | 82 (25.8%) | 16 (5%) | 37 (11.6%) | 18 (5.7%) | 5 (1.6%) | 0 (0%) | 3 (0.9%) | 318 (100%) |
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