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Table 2 Average values calculated for the six regions the lateral femoral condyle was divided in

From: Segmentation of the lateral femoral notch sign with MRI using a new measurement technique

Region1 Lateral condyle’s surface2 Length of the defect3 (a.p.5) Width of the defect3 (m.l.6) Depth of the defect3 Affected total surface2 area Percent of region’s surface2 Concave surface of defect2 volume of defect4
Central Extern 4.0 10.7 13.0 2.8 0.9 0.3 1.3 221.0
Central Intern 3.2 8.6 4.7 2.2 0.2 0.08 0.5 85.3
Anterior Extern 6.6 7.3 11.0 2.1 0.5 0.07 0.7 120.8
Anterior Intern 8.4 3.4 3.3 1.5 0.06 0.008 0.2 28.2
Posterior Extern 6.8 0.1 0.2 0.1 0.004 0.001 0.007 1.3
Posterior Intern 3.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0
  1. 1as described in Fig. 3
  2. 2square centimeters (cm2)
  3. 3millimeters (mm)
  4. 4cubic millileters (mm3)
  5. 5a.p. (antero-posterior)
  6. 6m.l. (medio-lateral)