This document discusses how patient advocates can influence reimbursement decisions for new medical treatments. It explains that regulators like the EMA approve drugs based on safety and efficacy evidence, while reimbursement bodies consider cost-effectiveness. Patient advocates want to be involved in health technology assessments to provide the patient perspective on quality of life impacts and unmet medical needs. The document uses examples to show how patient input could address different assessment domains and criteria around end of life treatments. It also describes challenges with patient involvement in the tight timelines and quantitative nature of assessments.