“…There are persistent differences in demographics and MA enrollment by race/ethnicity. We therefore also evaluated the effect of including several CMS administrative demographic and coverage variables in the model: age (categorized as 18‐44, 45‐54, 55‐64, 65‐69, 70‐74, 75‐79, 80‐84, 85‐89, ≥90 years), gender, disability (separately for those less than 65 and 65 or older), dually eligible, low income subsidy (LIS) but not dually eligible, and coverage type (FFS only, FFS with Part D coverage [FFS/PDP], MA‐only, MA with Part D coverage [MA‐PD], and indicators for being in a dual special needs plan [SNP] or chronic condition SNP).…”