Association of Sociodemographic Factors With Immunotherapy Receipt for Metastatic Melanoma in the US

Key Points Question Are sociodemographic factors associated with likelihood of receiving immunotherapy for patients diagnosed with metastatic melanoma in the US? Findings In this cohort study of 9512 metastatic melanoma cases diagnosed between 2013 and 2016 in the National Cancer Database, factors associated with receiving immunotherapy included diagnosis in Medicaid expansion states, residence in areas with high rates of high school graduation, and treatment at academic cancer centers or integrated cancer networks. Meaning This study found that patients with metastatic melanoma diagnosed in Medicaid expansion states, treated at academic or integrated cancer centers, and living in high graduation–rate areas were more likely to receive immunotherapy.