The 1994-on files contain variables such as
- hospital casemix and grouper version for casemix
- wage index
- disproprortionate share (DSH) percentage
- outlier payments percentage
- cost-to-charge ratio
- number of beds
- medicare discharges
- MSA, CBSA, SSA state and county, Census division or region, urban/rural
- medicare days as a percentage of total inpatient days
A researcher kindly shared the 1986-1993 data from long ago downloads.
Jean Roth gathered many source files and documentation and set up the impact[CCYY].[dta|sas7bdat|csv] versions of the source Impact files with consistent file and variable names and variable types over time to make the files easier to use. Additional source materials gratefully accepted.
Data
Contact data@nber.org with questions, comments, or suggestions.