The goal of this observational study is to learn about the Psychological Distress in Malignant Tumor Patients about Effects on Treatment Adherence, Outcomes, and Quality of Life. The main question it aims to answer is:
Does Psychological Distress affect Malignant Tumor Patients' Effects on Treatment Adherence, Outcomes, and Quality of Life? Malignant Tumor Patients with or without Psychological Distress will answer GAD-7 and PHQ-9 and their Treatment Adherence, Outcomes, and Quality of Life be recorded for 3 years.