Figure 2.

Relative rates of booster uptake* with 95% confidence intervals compared to White beneficiaries by race and ethnicity, stratified by (A) U.S. Dept. of Health and Human Services geographic region (23) and (B) Medicare and Medicaid enrollment. “No dual”, not dual eligible for Medicaid enrollment (29); FFS, Fee-for-Service; MA, Medicare Advantage. *Rate ratios (RRs) estimated from Poisson regression models with an interaction term for race/ethnicity group * (geographic region or enrollment category) to output group-specific estimates. NB: figures depicting uptake between groups by sex, age, and urbanicity are presented in the supplement.