The impact of radiotherapy on quality of life for cancer patients: a longitudinal study.

Purpose: The aim of this study was to assess for changes in quality of life (QOL) among cancer patients who undergo radiotherapy (RT) and to identify factors that influence QOL in this group.

Materials And Methods: Three hundred sixty-seven cancer patients who received curative RT were investigated using the EORTC QLQ-C30 questionnaire at the start of RT, end of RT, and 1 and 6 months post-RT.

Results: The patients were 49 % women, 51 % men, and median age at diagnosis was 57 years (range, 16-86 years).