Importance: The longitudinal experience of patients is critical to the development of interventions to identify and reduce financial hardship.
Objective: To evaluate financial hardship over 12 months in patients with newly diagnosed colorectal cancer (CRC) undergoing curative-intent therapy.
Design, Setting, And Participants: This prospective, longitudinal cohort study was conducted between May 2018 and July 2020, with time points over 12 months.