National Hospital Discharge Survey, 1979-2000: Multi-Year Public Use File United States Department of Health and Human Services. National Center for Health Statistics demographic characteristics health care facilities hospitalization hospitals illness medical care medical evaluation medical procedures medical records patients NACDA.VI ICPSR.IX RCMD.V The National Hospital Discharge Survey (NHDS) collects medical and demographic information annually from a sample of hospital discharge records. Variables include patients' demographic characteristics (sex, age, race, marital status), dates of admission and discharge, source and type of admission, status at discharge, final diagnoses, surgical and nonsurgical procedures, dates of surgeries, and sources of payment. Information on hospital characteristics such as bed size, ownership, and region of the country is also included. This collection contains data for the years of 1979 through 2000 for both newborn infants (Part 1) and non-newborns (Part 2). The medical information is coded using the INTERNATIONAL CLASSIFICATION OF DISEASES, 9TH REVISION, CLINICAL MODIFICATION (ICD-9-CM). 2007-11-29 administrative records data 4412 10.3886/ICPSR04412.v3 hospital records United States 1979--2000 ICPSR metadata records are licensed under a Creative Commons Attribution-Noncommercial 3.0 United States License (http://creativecommons.org/licenses/by-nc/3.0/us/).