NIS Database

March 24, 2017
* Data includes:<br>- Primary and secondary diagnoses and procedures<br>- Patient demographic characteristics (e.g., sex, age, race, median household income for ZIP Code)<br>- Hospital characteristics (e.g., ownership)<br>- Expected payment source<br>- Total charges<br>- Discharge status<br>- Length of stay<br>- Severity and comorbidity measures
NIS Database documentation
1988 to 2013
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