Willingness and ability to complete the Expanded Prostate Cancer Index Composite (EPIC-26) questionnaire Patient willing and able to complete the Expanded Prostate Cancer Index Composite (EPIC) questionnaire (baseline, 6, 12 and 24 months post end of radiation therapy) Willingness and ability to complete the EPIC questionnaire Willingness and ability to complete the bowel and urinary domains of the EPIC prior to registration Willingness and ability to complete the Expanded Prostate Cancer Index Composite (EPIC-26) questionnaire Patients willing and able to complete the EPIC questionnaire in its entirety