Quality of Life Measures: Tools like the EORTC QLQ-C30 assess overall quality of life and specific domains such as physical, emotional, and social functioning. Symptom Scales: Instruments like the MD Anderson Symptom Inventory evaluate the severity and impact of cancer-related symptoms. Functional Status Measures: PROMs such as the Karnofsky Performance Status assess patients' ability to perform daily activities. Psychosocial Measures: Tools like the Hospital Anxiety and Depression Scale gauge mental health and emotional well-being.