The SAS System        10:54 Friday, August 26, 2005  16

                                     The CONTENTS Procedure

      Data Set Name: USRDS01.PS2001                        Observations:          63909150
      Member Type:   DATA                                  Variables:             15
      Engine:        V8                                    Indexes:               0
      Created:       10:09 Tuesday, June 21, 2005          Observation Length:    74
      Last Modified: 10:09 Tuesday, June 21, 2005          Deleted Observations:  0
      Protection:                                          Compressed:            CHAR
      Data Set Type:                                       Reuse Space:           NO
      Label:                                               Point to Observations: YES
                                                           Sorted:                YES


                          -----Engine/Host Dependent Information-----

        Data Set Page Size:         4096
        Number of Data Set Pages:   980244
        Number of Data Set Repairs: 0
        Release Created:            8.0202M0
        Host Created:               WIN_ASRV


                      -----Alphabetic List of Variables and Attributes-----

 #    Variable    Type    Len    Pos    Format       Informat    Label
------------------------------------------------------------------------------------------------
14    alowch      Num       8     40                             Allowed charges
 5    cdtype      Char      1     57    $HCCDTYP.                Line Item Type
 2    clm_from    Num       8      8    DATE7.                   From date of service
 4    clm_thru    Num       8     16    DATE7.                   Thru date of service
 6    diag        Char      5     58                             ICD-9-cm Diagnostic code
 3    hcfasaf     Char      1     56    $HCFASAF.                HCFA SAF source of this bill
 7    hcpcs       Char      5     63                             HCPCS code
 8    hcsrvc      Char      1     68    $HCFASVC.                HCFA service code
 9    plcsrv      Char      2     69    $PLACESV.                Place of Service
15    pmtamt      Num       8     48                             Claim Payment Amount
11    pyrcod      Char      1     73    $PRPAYR.                 Primary Payer code
13    sbmtch      Num       8     32                             Submitted Charges
10    spclty      Char      2     71    $PROVSP.                 Provider Specalty Code
12    srvcct      Num       8     24                             Total Number Line Item Services
 1    usrds_id    Num       8      0    BEST22.      BEST22.     USRDS patient ID number


                                   -----Sort Information-----

                                    Sortedby:      usrds_id
                                    Validated:     YES
                                    Character Set: ANSI