From: Flatness of the Meckel cave may cause primary trigeminal neuralgia: a radiomics-based study
 | Left PTN |  | Right PTN |  | ||
---|---|---|---|---|---|---|
 | Affected side | Unaffected side | P | Affected side | Unaffected side | P |
MC number N(%) | 9(50) | 9(50) | Â | 9(50) | 9(50) | Â |
Voxel Volume (mm3) | 346.07 ± 133.75 | 377.69 ± 138.02 | 0.264 | 461.23 ± 325.48 | 571.21 ± 482.64 | 0.334 |
Surface Area (mm2) | 321.01 ± 87.72 | 336.7 ± 84.62 | 0.389 | 398.94 ± 194.45 | 422.07 ± 219.35 | 0.609 |
Maximum 3D Diameter (mm) | 13.39 ± 1.84 | 13.94 ± 1.75 | 0.247 | 14.93 ± 3.60 | 15.47 ± 3.35 | 0.469 |
Maximum 2D Diameter Slice (mm) | 12.48 ± 2.28 | 12.82 ± 2.21 | 0.526 | 13.57 ± 2.83 | 14.22 ± 3.53 | 0.330 |
Maximum 2D Diameter Column (mm) | 11.59 ± 1.61 | 11.43 ± 1.70 | 0.567 | 12.85 ± 3.39 | 12.51 ± 3.74 | 0.535 |
Maximum 2D Diameter Row (mm) | 11.77 ± 1.87 | 12.25 ± 1.61 | 0.485 | 13.74 ± 3.77 | 13.76 ± 3.49 | 0.985 |
Minor Axis Length (mm) | 9.43 ± 1.62 | 9.31 ± 1.56 | 0.701 | 10.59 ± 3.00 | 10.31 ± 3.00 | 0.630 |
Major Axis Length (mm) | 11.67 ± 1.38 | 11.76 ± 1.28 | 0.815 | 12.85 ± 3.09 | 13.27 ± 2.97 | 0.457 |
Least Axis Length (mm) | 4.51 ± 0.65 | 4.89 ± 0.71 | 0.090 | 4.42 ± 0.96 | 5.17 ± 1.49 | 0.052 |
Flatness | 0.39 ± 0.04 | 0.42 ± 0.04 | 0.0509# | 0.35 ± 0.03 | 0.39 ± 0.04 | 0.044* |