opened on:  14 Mar 2018, 19:27:20

_dta:
  1.  by Jean Roth , jroth@nber.org , 24 Sep 2016
  2.  Source URL: http://www.dartmouthatlas.org/tools/downloads.aspx
  3.  Source Workbook: MedPar_DxCodes_Age0to99_2004_2014.xlsx
  4.  Source Worksheet: Table
  5.  The MedPAR File contains inpatient hospital and skilled nursing facility
      (SNF)
  6.  final action stay records. Each MedPAR record represents a stay in an
      inpatient
  7.  hospital or SNF. Each MedPAR record may represent one claim or multiple
      claims,
  8.  depending on the length of a beneficiary's stay and the amount of
      services used
  9.  throughout the stay.
 10.  MedPar Data Dictionary
      https://www.resdac.org/cms-data/files/medpar-rif/data-documentation

dgns_cd:
  1.  Definition of MedPar Dx Code: The diagnosis code identifying the
      beneficiary's principal or other diagnosis
  2.  This field is the actual principal diagnosis code (1st occurrence) or one
      of up to 9 other diagnosis codes
  3.  that are present on the last claim record included in the stay.

  obs:       162,338                          
 vars:             7                          24 Sep 2016 03:13
 size:    11,525,998                          (_dta has notes)
-------------------------------------------------------------------------------
              storage   display    value
variable name   type    format     label      variable label
-------------------------------------------------------------------------------
dgns_cd         str5    %9s                 * ICD-9 Diagnosis Code
year            int     %9.0g                 Year
label           str48   %48s                  ICD-9 Diagnosis Code Labels
pri_nrecs       long    %10.0g                # of records with this primary
                                                diagnosis code during the year
pri_nppl_any    long    %10.0g                # of people with this primary
                                                diagnosis code during the year
sec_nrecs       long    %10.0g                # of records with this secondary
                                                diagnosis code during the year
sec_nppl_any    long    %10.0g                # of people with this secondary
                                                diagnosis code during the year
                                            * indicated variables have notes
-------------------------------------------------------------------------------
Sorted by: dgns_cd  year