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This variable is contained in the following files:
SAS Name
AGE_AT_END_REF_YR
This is the beneficiary’s age, expressed in years and calculated as of the end of the calendar year, or, for beneficiaries that died during the year, age as of the date of death.
Values: X-XXX
Source: CMS Common Medicare Environment (CME) (derived)
CCW calculates this variable, and sets the maximum value to 115 (years).