thumb|upright=1.35|ACA Medicaid expansion by state: thumb|upright=1.35|States that expanded Medicaid under ACA had a lower uninsured rate in 2018 at various income levels.
thumb|upright=1.35|ACA Medicaid expansion by state: thumb|upright=135|States that expanded Medicaid under ACA had a lower uninsured rate in 2018 at various income levels.