MGMT and Aphasia: On UVA, the age upon diagnosis (p < 0.001), the MGMT promotor methylation status (p 0.035), the KPS (p < 0.001), the EOR (p 0.004), the presence of motor deficits after surgery (p 0.001) as well as the presence of aphasia after surgery (p 0.044) were significantly associated with the OS.