A National Evaluation of Adjuvant Chemotherapy in pT4N0M0 Colon Cancer from the National Cancer Database.

While AC is associated with improved OS, compliance is low. There is a complex relationship between payor, income, comorbidity, and AC receipt. Medicare patients with no comorbidities or higher income have better AC use. With private insurance, AC compliance is not affected by comorbidities or income, while Medicaid and uninsured patients with no comorbidities have poor compliance. Future work could target these disparities for equitable care.