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. 2023 Jun 25;58(5):1045–1055. doi: 10.1111/1475-6773.14197

TABLE 5.

Measures of annualized hospital admission, 30‐day, and 90‐day readmission rates from 2015 to 2017, among Hispanic beneficiaries as identified from EDB and RTI race codes versus self‐report.

EDB code RTI code Self‐reported Self‐reported Self‐reported Self‐reported Self‐reported Self‐reported
Race and ethnicity a Hispanic any Hispanic any Hispanic any Hispanic White Hispanic Black Hispanic AANHPI Hispanic AIAN Hispanic Other
N 35,760 114,278 120,618 83,104 7625 3741 3872 26,353
Hospital admission rate 27.7% 25.9% 26.2% 25.7% 25.0% 27.2% 30.0% 27.7%
30‐day readmission rate 13.1% 12.3% 12.3% 12.0% 12.1% 14.9% 14.4% 12.9%
90‐day readmission rate 19.4% 18.4% 18.3% 17.9% 17.9% 20.3% 20.5% 19.3%

Note: Data Sources: Data linked between Medicare Master Beneficiary Summary File (MBSF), Medicare Advantage Health Outcomes Survey (HOS), the Medicare Advantage Consumer Assessment of Healthcare Providers and Systems (CAHPS), and the Medicare Provider Analysis and Review (MedPAR) from 2015 to 2017.

Abbreviations: AANHPI, Asian American or Native Hawaiian Pacific Islander; AIAN, American Indian Alaska Native; EDB, Enrollment Database; RTI, Research Triangle Institute.

a

Current Medicare race/ethnicity codes aggregate beneficiaries with Hispanic ethnicity into a single‐race/ethnicity category and therefore do not allow for the stratification of reported outcomes for beneficiaries with Hispanic ethnicity by race. In the right‐hand columns, we include reported outcomes stratified by both self‐reported race and Hispanic ethnicity but are unable to report similar outcomes stratified by EDB or RTI race code for comparison.