Persistent Disparities in Access to Elective Colorectal Cancer Surgery After Medicaid Expansion Under the Affordable Care Act: A Multistate Evaluation.

Background: Despite their higher incidence of colorectal cancer, ethnoracial minority and low-income patients have reduced access to elective colorectal cancer surgery. Although the Affordable Care Act's Medicaid expansion increased screening of colonoscopies, its effect on disparities in elective colorectal cancer surgery remains unknown.

Objective: This study assessed the effects of Medicaid expansion on elective colorectal cancer surgery rates overall and by race-ethnicity and income.