VIQ PIQ FSIQ VCI POI FDI PSI Astrocytoma Mean 111 104 108 109 103 110 101 SD 13,49 11,95 12,44 13,97 11,65 12,44 5,82 Medulloblastoma Mean 94 72 82 95 75 89 69 SD 19,08 14,03 17,08 19,54 13,58 15,46 6,91 All Mean 87 90 88 91 91 82 90 SD 16.09 6.95 11.18 17.76 8.82 11.15 9.18

Table 2: Mean performance of subjects in scores of WISC-III. Note: VIQ-Verbal IQ; PIQ- Performance IQ; FSIQ – Full Scale IQ; VCI – Verbal Comprehension Index; POI – Perceptual Organization Index; FDI - Freedom from Distractibility Index; PSI – Processing Speed Index; SD – Standard Deviation.