S1 | Parameter measured | Male (n = 36) | Female (n = 33) | p value |
Long axis of corridor (mm) (A) | 25.44 ± 3.32 | 22.91 ± 2.46 | 0.001 | |
Short axis of corridor (mm) (B) | 14.01 ± 3.53 | 12.15 ± 3.22 | 0.025 | |
Corridor length (mm) (L1) | 153.07 ± 11.99 | 151.11 ± 8.73 | 0.438 | |
Proportional position of the optimum entry point to long axis of secure corridor width (%) | 35.96 ± 10.31 | 33.28 ± 7.2 | 0.172 | |
S2 | Parameter measured | Male (n = 47) | Female (n = 43) | p value |
Long axis of corridor (mm) (A) | 17.58 ± 2.36 | 16 ± 2.64 | 0.004 | |
Short axis of corridor (mm) (B) | 14.21 ± 2.19 | 13.14 ± 2.2 | 0.023 | |
Corridor length (mm) (L2) | 129.95 ± 0.89 | 136.5 ± 7.96 | 0.000 | |
Proportional position of the optimum entry point to long axis of secure corridor width (%) | 46.77 ± 9.02 | 42.25 ± 11.95 | 0.065 |