
In an NCDB cohort of 536,783 breast radiation courses from 2020 to 2023, 5-fraction RT utilization rose from 4.3% to 17.4%, with overall 10.7% adoption across the 4-year period.

In an NCDB cohort of 536,783 breast radiation courses from 2020 to 2023, 5-fraction RT utilization rose from 4.3% to 17.4%, with overall 10.7% adoption across the 4-year period.