Editorial Comment to Health-related quality of life after carbon-ion radiotherapy for prostate cancer: A 3-year prospective study.

The authors discuss the concept of health-related quality of life (HRQoL) which is considered a fundamental health outcome. The authors mention the significance of collecting longitudinal HRQoL data from patients with prostate cancer (PCa) who underwent carbon-ion radiotherapy. Also discussed is the need to provide the basis for the design of targeted counseling interventions in evaluating HRQoL.