------------------- NHIS LOG: DATA YEAR 1986 --------------------

Original release:

   The data files for calendar year 1986 were first made 
   available on magnetic tape.  Documentation was provided on 
   paper.

   NHIS FILE TYPE       FILE NAME   LENGTH  # RECS
   -------------------  ---------   ------  -------
   HOUSEHOLD            HOUSEHLD    335      24,698
   PERSON               PERSONSX    335      62,052
   CONDITION            CONDITON    335      45,106
   DOCTOR VISIT         DRVISITX    335      12,833
   HOSPITAL             HOSPITAL    335       7,074
   DENTAL HEALTH        DENTALXX    372      62,052
   FUNCTIONAL LIMIT     FUNCLIMT    480       7,192
   HEALTH INSURANC      HEALTHIN    470      62,052
   LONGEST JOB          LONGSTJB    351      37,917
   LSOA                 LSOAGING   1160       5,151
   VITAMIN MINERAL      VITAMINS    900      17,406

April, 1999 -- Corrected Condition file

   Corrections to the 1982-1994 Condition files were released
   on the Internet to fix a problem with injury-related episode
   fields.  All future distributions of the Condition files
   contained the corrected values.

July, 2001 -- ASCII CD Release: Series 10 CD, No. 18H:

   All previously-released data files and their associated
   documentation files were made available on CD.

July, 2006 -- Internet release

   All previously-released data files and their associated
   documentation files, except for the Longitudinal Study on 
   Aging (LSOA), were made available on the Internet.  Information 
   about LSOA files can be found at http://www.cdc.gov/nchs/lsoa.htm.

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To obtain the Internet release of the 1986 NHIS data, visit the 
NHIS home page:

   http://www.cdc.gov/nchs/nhis.htm

and click on:

   Questionnaires, Data Sets and Related Documentation
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Questions about the NHIS?  Contact:

   Division of Health Interview Statistics
   National Center for Health Statistics
   3311 Toledo RD RM 2217
   Hyattsville MD 20782

   E-mail:    nhislist@cdc.gov
   Voice:     301-458-4901
   FAX:       301-458-4035
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