This document describes a study that assessed the knowledge of patients undergoing hemodialysis regarding their treatment and self-care. The study was conducted at selected hospitals in Hubli, Karnataka, India and involved surveying 100 patients undergoing hemodialysis. The study aimed to assess the patients' current knowledge and determine if there were associations between knowledge and demographic factors. The results showed that most patients had limited knowledge and that age was the only demographic factor associated with differences in knowledge.