Figure 1: COVid VAXines effects on the aged (COVVAXAGE) data linkage illustration.

HCC – Hierarchical Condition Category; MA – Medicare Advantage (Encounter Claims); LTC-MDS – Long-term Care Minimum Dataset; MBSF – Medicare Beneficiary Summary File; MTM – Medication Therapy Management; OASIS - Outcome and Assessment Information Set; PDE – Part D Event.