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Table 2: Number of patients with astrocytoma with each histologic and MRI grade
MRI Grade Histologic Grade Total
II III IV
II 15 5 1 21
III 5 7 4 16
IV 5 16 153 174
Total 25 28 158 211
MRI Grade	Histologic Grade			Total
MRI Grade	II	III	IV	Total
II	15	5	1	21
III	5	7	4	16
IV	5	16	153	174
Total	25	28	158	211