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Trends in avoidable observation stays between black and white Medicare beneficiaries for ambulatory care sensitive conditions, 2011–15.
SOURCE: Authors’ analysis of 2011–15 data from 20% Medicare Inpatient and Outpatient Files and Agency for Healthcare Research and Quality’s Prevention Quality Indicators (PQIs) Software
NOTES: Yearly point estimates are based on a risk-adjusted linear regression model where year is included as a categorical predictor.
