AV-a* RV-a§ Sum¥ - 300 300 600 900 -15 15 -30 45 -200 200 250 -300   -600 -900     30 -45     -250 -300   100 80 70 50 100 83.3 80 55.6 100 80 80 60 *AV-a (average absolute value) = AV-c (in coronal image) + AV-s (in sagittal image)/2 §RV-a (average relative value) = RV-c (in coronal image) + RV-s (in sagittal image)/2 ¥Sum = NA-c (in coronal image) + NA-s (in sagittal image)

Table 3: Survival rate (%) according to the size of the necrosis.