Given the suboptimal quality of end-of-life care among patients with cancer in China, promoting living wills is critical in this population. Living wills ensure that individuals can receive the medical care they desire during the terminal phase of an illness, maintain their dignity, and ultimately achieve a good death. However, current awareness and attitudes about living wills among Chinese patients with cancer remain unclear. We administered a questionnaire survey on living wills to patients with malignant tumors to assess their most importan...