Relationship between nurses' perceptions and financial toxicity management in the public health insurance system.

To describe nursing practices for financial toxicity management based on nurses' perceptions. A survey was conducted with 615 oncology nurses in Japan, focusing on nurses' perspectives on the importance of financial toxicity, nursing practices to manage financial toxicity and factors inhibiting its management. A total of 521 participated, of whom 266 respondents (51.1%) considered nurses' role important, and they engaged in a significantly higher proportion of nursing practices. Participants with greater perceptions of their role included certified or specialized nurses and nurses responsible for outpatient care. Interventions leveraging the expertise of certified or specialized nurses and nurses involved in outpatient care could help to spread proactive nurse practices addressing financial toxicity.