Follow-Up and PROM Completion
At the time of writing in March 2023, the median (IQR) follow-up of the cohort was 32.4 (20.3-40.0) months, and there were no IBTRs. Twenty-eight patients (90%) have been followed up for at least 12 months after radiotherapy. Fifteen (48%) have at least 36 months of follow-up data. All patients completed all 3 PROMs at each administration, except 1 patient completed only the FACT-B+4 at 12 months.