The SAS System        10:54 Friday, August 26, 2005  14

                                     The CONTENTS Procedure

     Data Set Name: USRDS01.INC2001                         Observations:          6653516
     Member Type:   DATA                                    Variables:             22
     Engine:        V8                                      Indexes:               0
     Created:       10:43 Friday, November 7, 2003          Observation Length:    132
     Last Modified: 10:43 Friday, November 7, 2003          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:         8192
        Number of Data Set Pages:   59923
        Number of Data Set Repairs: 0
        Release Created:            8.0202M0
        Host Created:               WIN_PRO


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

    #  Variable  Type  Len  Pos  Format     Informat  Label
   ------------------------------------------------------------------------------------------
    7  CLM_AMT   Num     8   32  BEST22.              Medicare payments
    2  CLM_FROM  Num     8    8  DATE7.               From date of service
    5  CLM_THRU  Num     8   16  DATE7.               Service through date
    6  CLM_TOT   Num     8   24  BEST22.              Total charges
   21  CVR_DCNT  Num     8   96  BEST22.              Medicare covered days-use with PER_DIEM
    8  DIALCASH  Num     8   40  BEST22.              Claim amounts for dialysis
   12  DIALCRC   Char    5  121  $DIALCRC.            Claim related condition for dialysis
   11  DIALREVC  Char    5  116  $DIALRVC.            Revenue center code for dialysis
   13  DIALSESS  Num     8   56  BEST22.              dialysis sessions reported
   19  DISCSTAT  Char    2  130  $DRG_DES.            Discharge status
   18  DRG_CD    Char    3  127  $DRGLAB.             Diagnosis Related Group code
   14  EPOADMIN  Num     8   64  BEST22.              EPO administrations
    9  EPOCASH   Num     8   48  BEST22.              Claim amounts for EPO
   15  EPODOSE   Num     8   72  BEST22.              Epo dose
    3  HCFASAF   Char    1  112  $HCFASAF.            HCFA SAF source of this bill
   16  HCRIT     Num     8   80  BEST22.              Hematocrit
   20  PER_DIEM  Num     8   88  BEST22.              Per diem pass through amount
   17  PRM_PYR   Char    1  126  $PRPAYR.             Primary payer for this bill
   22  PROVUSRD  Num     8  104  BEST.      BEST22.   USRDS provider ID number
   10  RXCAT     Char    1  115  $RXCATIC.            Dialysis treatment modality
    4  SEQ_KEYC  Char    2  113                       Sequence # to ensure unique key
    1  USRDS_ID  Num     8    0  BEST22.    BEST22.   USRDS patient ID number


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

                                    Sortedby:      USRDS_ID
                                    Validated:     YES
                                    Character Set: ANSI