Table 2 Number of canal office for gender and tooth position
| Number of roots | Gender | Tooth position | ||||
|---|---|---|---|---|---|---|
| Male | Female | Total | Left side | Right side | Total | |
| One-orifice n (%) | 160 (34.3) | 227 (42.5) | 387 (38.7) | 193 (38.6) | 194 (38.8) | 387 (38.7) |
| Two-orifice n (%) | 293 (62.9) | 307 (57.5) | 600 (60.0) | 300 (60.0) | 300 (60.0) | 600 (60.0) |
| Three-orifice n (%) | 13 (2.8) | 0 (0) | 13 (1.3) | 7 (0.7) | 6 (1.2) | 13 (1.3) |