/*******************************************************************            
*   CO_SASD_2001_CORE.SAS:                                                      
*      THE SAS CODE SHOWN BELOW WILL LOAD THE ASCII                             
*      OUTPATIENT CORE FILE INTO SAS                                            
*******************************************************************/            
                                                                                
                                                                                
***********************************************;                                
*  Create SAS informats for missing values     ;                                
***********************************************;                                
PROC FORMAT;                                                                    
  INVALUE N2PF                                                                  
    '-9' = .                                                                    
    '-8' = .A                                                                   
    '-6' = .C                                                                   
    '-5' = .N                                                                   
    OTHER = (|2.|)                                                              
  ;                                                                             
  INVALUE N3PF                                                                  
    '-99' = .                                                                   
    '-88' = .A                                                                  
    '-66' = .C                                                                  
    OTHER = (|3.|)                                                              
  ;                                                                             
  INVALUE N4PF                                                                  
    '-999' = .                                                                  
    '-888' = .A                                                                 
    '-666' = .C                                                                 
    OTHER = (|4.|)                                                              
  ;                                                                             
  INVALUE N5PF                                                                  
    '-9999' = .                                                                 
    '-8888' = .A                                                                
    '-6666' = .C                                                                
    OTHER = (|5.|)                                                              
  ;                                                                             
  INVALUE N6PF                                                                  
    '-99999' = .                                                                
    '-88888' = .A                                                               
    '-66666' = .C                                                               
    OTHER = (|6.|)                                                              
  ;                                                                             
  INVALUE N6P2F                                                                 
    '-99.99' = .                                                                
    '-88.88' = .A                                                               
    '-66.66' = .C                                                               
    OTHER = (|6.2|)                                                             
  ;                                                                             
  INVALUE N7P2F                                                                 
    '-999.99' = .                                                               
    '-888.88' = .A                                                              
    '-666.66' = .C                                                              
    OTHER = (|7.2|)                                                             
  ;                                                                             
  INVALUE N8PF                                                                  
    '-9999999' = .                                                              
    '-8888888' = .A                                                             
    '-6666666' = .C                                                             
    OTHER = (|8.|)                                                              
  ;                                                                             
  INVALUE N8P2F                                                                 
    '-9999.99' = .                                                              
    '-8888.88' = .A                                                             
    '-6666.66' = .C                                                             
    OTHER = (|8.2|)                                                             
  ;                                                                             
  INVALUE N10PF                                                                 
    '-999999999' = .                                                            
    '-888888888' = .A                                                           
    '-666666666' = .C                                                           
    OTHER = (|10.|)                                                             
  ;                                                                             
  INVALUE N10P4F                                                                
    '-9999.9999' = .                                                            
    '-8888.8888' = .A                                                           
    '-6666.6666' = .C                                                           
    OTHER = (|10.4|)                                                            
  ;                                                                             
  INVALUE DATE10F                                                               
    '-999999999' = .                                                            
    '-888888888' = .A                                                           
    '-666666666' = .C                                                           
    OTHER = (|MMDDYY10.|)                                                       
  ;                                                                             
  INVALUE N12P2F                                                                
    '-99999999.99' = .                                                          
    '-88888888.88' = .A                                                         
    '-66666666.66' = .C                                                         
    OTHER = (|12.2|)                                                            
  ;                                                                             
  INVALUE N15P2F                                                                
    '-99999999999.99' = .                                                       
    '-88888888888.88' = .A                                                      
    '-66666666666.66' = .C                                                      
    OTHER = (|15.2|)                                                            
  ;                                                                             
  RUN;                                                                          
                                                                                
                                                                                
*******************************;                                                
*  Data Step                  *;                                                
*******************************;                                                
DATA CO_SASDC_2001_CORE;                                                        
INFILE 'CO_SASDC_2001_CORE.ASC' LRECL = 501;                                    
                                                                                
*** Variable attribute ***;                                                     
ATTRIB                                                                          
  KEY                LENGTH=8          FORMAT=Z14.                              
  LABEL="HCUP record identifier"                                                
                                                                                
  AGE                LENGTH=3                                                   
  LABEL="Age in years at admission"                                             
                                                                                
  AGEDAY             LENGTH=3                                                   
  LABEL="Age in days (when age < 1 year)"                                       
                                                                                
  AGEMONTH           LENGTH=3                                                   
  LABEL="Age in months (when age < 11 years)"                                   
                                                                                
  AMONTH             LENGTH=3                                                   
  LABEL="Admission month"                                                       
                                                                                
  ASOURCE            LENGTH=3                                                   
  LABEL="Admission source (uniform)"                                            
                                                                                
  ASOURCE_X          LENGTH=$1                                                  
  LABEL="Admission source (as received from source)"                            
                                                                                
  AWEEKEND           LENGTH=3                                                   
  LABEL="Admission day is a weekend"                                            
                                                                                
  CPT1               LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 1"                                            
                                                                                
  CPT2               LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 2"                                            
                                                                                
  CPT3               LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 3"                                            
                                                                                
  CPT4               LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 4"                                            
                                                                                
  CPT5               LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 5"                                            
                                                                                
  CPT6               LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 6"                                            
                                                                                
  CPT7               LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 7"                                            
                                                                                
  CPT8               LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 8"                                            
                                                                                
  CPT9               LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 9"                                            
                                                                                
  CPT10              LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 10"                                           
                                                                                
  CPT11              LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 11"                                           
                                                                                
  CPT12              LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 12"                                           
                                                                                
  CPT13              LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 13"                                           
                                                                                
  CPT14              LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 14"                                           
                                                                                
  CPT15              LENGTH=$5                                                  
  LABEL="CPT/HCPCS procedure code 15"                                           
                                                                                
  DIED               LENGTH=3                                                   
  LABEL="Died during hospitalization"                                           
                                                                                
  DISP_X             LENGTH=$2                                                  
  LABEL="Disposition of patient (as received from source)"                      
                                                                                
  DISPUB92           LENGTH=3                                                   
  LABEL="Disposition of patient (UB-92 standard coding)"                        
                                                                                
  DISPUNIFORM        LENGTH=3                                                   
  LABEL="Disposition of patient (uniform)"                                      
                                                                                
  DQTR               LENGTH=3                                                   
  LABEL="Discharge quarter"                                                     
                                                                                
  DSHOSPID           LENGTH=$13                                                 
  LABEL="Data source hospital identifier"                                       
                                                                                
  DX1                LENGTH=$5                                                  
  LABEL="Principal diagnosis"                                                   
                                                                                
  DX2                LENGTH=$5                                                  
  LABEL="Diagnosis 2"                                                           
                                                                                
  DX3                LENGTH=$5                                                  
  LABEL="Diagnosis 3"                                                           
                                                                                
  DX4                LENGTH=$5                                                  
  LABEL="Diagnosis 4"                                                           
                                                                                
  DX5                LENGTH=$5                                                  
  LABEL="Diagnosis 5"                                                           
                                                                                
  DX6                LENGTH=$5                                                  
  LABEL="Diagnosis 6"                                                           
                                                                                
  DX7                LENGTH=$5                                                  
  LABEL="Diagnosis 7"                                                           
                                                                                
  DX8                LENGTH=$5                                                  
  LABEL="Diagnosis 8"                                                           
                                                                                
  DX9                LENGTH=$5                                                  
  LABEL="Diagnosis 9"                                                           
                                                                                
  DX10               LENGTH=$5                                                  
  LABEL="Diagnosis 10"                                                          
                                                                                
  DX11               LENGTH=$5                                                  
  LABEL="Diagnosis 11"                                                          
                                                                                
  DX12               LENGTH=$5                                                  
  LABEL="Diagnosis 12"                                                          
                                                                                
  DX13               LENGTH=$5                                                  
  LABEL="Diagnosis 13"                                                          
                                                                                
  DX14               LENGTH=$5                                                  
  LABEL="Diagnosis 14"                                                          
                                                                                
  DX15               LENGTH=$5                                                  
  LABEL="Diagnosis 15"                                                          
                                                                                
  DXCCS1             LENGTH=4                                                   
  LABEL="CCS: principal diagnosis"                                              
                                                                                
  DXCCS2             LENGTH=4                                                   
  LABEL="CCS: diagnosis 2"                                                      
                                                                                
  DXCCS3             LENGTH=4                                                   
  LABEL="CCS: diagnosis 3"                                                      
                                                                                
  DXCCS4             LENGTH=4                                                   
  LABEL="CCS: diagnosis 4"                                                      
                                                                                
  DXCCS5             LENGTH=4                                                   
  LABEL="CCS: diagnosis 5"                                                      
                                                                                
  DXCCS6             LENGTH=4                                                   
  LABEL="CCS: diagnosis 6"                                                      
                                                                                
  DXCCS7             LENGTH=4                                                   
  LABEL="CCS: diagnosis 7"                                                      
                                                                                
  DXCCS8             LENGTH=4                                                   
  LABEL="CCS: diagnosis 8"                                                      
                                                                                
  DXCCS9             LENGTH=4                                                   
  LABEL="CCS: diagnosis 9"                                                      
                                                                                
  DXCCS10            LENGTH=4                                                   
  LABEL="CCS: diagnosis 10"                                                     
                                                                                
  DXCCS11            LENGTH=4                                                   
  LABEL="CCS: diagnosis 11"                                                     
                                                                                
  DXCCS12            LENGTH=4                                                   
  LABEL="CCS: diagnosis 12"                                                     
                                                                                
  DXCCS13            LENGTH=4                                                   
  LABEL="CCS: diagnosis 13"                                                     
                                                                                
  DXCCS14            LENGTH=4                                                   
  LABEL="CCS: diagnosis 14"                                                     
                                                                                
  DXCCS15            LENGTH=4                                                   
  LABEL="CCS: diagnosis 15"                                                     
                                                                                
  FEMALE             LENGTH=3                                                   
  LABEL="Indicator of sex"                                                      
                                                                                
  HOSPST             LENGTH=$2                                                  
  LABEL="Hospital state postal code"                                            
                                                                                
  LOS                LENGTH=4                                                   
  LABEL="Length of stay (cleaned)"                                              
                                                                                
  LOS_X              LENGTH=4                                                   
  LABEL="Length of stay (as received from source)"                              
                                                                                
  MDNUM1_S           LENGTH=$16                                                 
  LABEL="Physician 1 number (synthetic)"                                        
                                                                                
  MDNUM2_S           LENGTH=$16                                                 
  LABEL="Physician 2 number (synthetic)"                                        
                                                                                
  MRN_S              LENGTH=$17                                                 
  LABEL="Medical record number (synthetic)"                                     
                                                                                
  NCPT               LENGTH=3                                                   
  LABEL="Number of CPT/HCPCS procedures on this record"                         
                                                                                
  NDX                LENGTH=3                                                   
  LABEL="Number of diagnoses on this record"                                    
                                                                                
  NEOMAT             LENGTH=3                                                   
  LABEL="Neonatal and/or maternal DX and/or PR"                                 
                                                                                
  NPR                LENGTH=3                                                   
  LABEL="Number of procedures on this record"                                   
                                                                                
  PAY1               LENGTH=3                                                   
  LABEL="Primary expected payer (uniform)"                                      
                                                                                
  PAY1_X             LENGTH=$2                                                  
  LABEL="Primary expected payer (as received from source)"                      
                                                                                
  PR1                LENGTH=$4                                                  
  LABEL="Principal procedure"                                                   
                                                                                
  PR2                LENGTH=$4                                                  
  LABEL="Procedure 2"                                                           
                                                                                
  PR3                LENGTH=$4                                                  
  LABEL="Procedure 3"                                                           
                                                                                
  PR4                LENGTH=$4                                                  
  LABEL="Procedure 4"                                                           
                                                                                
  PR5                LENGTH=$4                                                  
  LABEL="Procedure 5"                                                           
                                                                                
  PR6                LENGTH=$4                                                  
  LABEL="Procedure 6"                                                           
                                                                                
  PR7                LENGTH=$4                                                  
  LABEL="Procedure 7"                                                           
                                                                                
  PR8                LENGTH=$4                                                  
  LABEL="Procedure 8"                                                           
                                                                                
  PR9                LENGTH=$4                                                  
  LABEL="Procedure 9"                                                           
                                                                                
  PR10               LENGTH=$4                                                  
  LABEL="Procedure 10"                                                          
                                                                                
  PR11               LENGTH=$4                                                  
  LABEL="Procedure 11"                                                          
                                                                                
  PR12               LENGTH=$4                                                  
  LABEL="Procedure 12"                                                          
                                                                                
  PR13               LENGTH=$4                                                  
  LABEL="Procedure 13"                                                          
                                                                                
  PR14               LENGTH=$4                                                  
  LABEL="Procedure 14"                                                          
                                                                                
  PR15               LENGTH=$4                                                  
  LABEL="Procedure 15"                                                          
                                                                                
  PRCCS1             LENGTH=3                                                   
  LABEL="CCS: principal procedure"                                              
                                                                                
  PRCCS2             LENGTH=3                                                   
  LABEL="CCS: procedure 2"                                                      
                                                                                
  PRCCS3             LENGTH=3                                                   
  LABEL="CCS: procedure 3"                                                      
                                                                                
  PRCCS4             LENGTH=3                                                   
  LABEL="CCS: procedure 4"                                                      
                                                                                
  PRCCS5             LENGTH=3                                                   
  LABEL="CCS: procedure 5"                                                      
                                                                                
  PRCCS6             LENGTH=3                                                   
  LABEL="CCS: procedure 6"                                                      
                                                                                
  PRCCS7             LENGTH=3                                                   
  LABEL="CCS: procedure 7"                                                      
                                                                                
  PRCCS8             LENGTH=3                                                   
  LABEL="CCS: procedure 8"                                                      
                                                                                
  PRCCS9             LENGTH=3                                                   
  LABEL="CCS: procedure 9"                                                      
                                                                                
  PRCCS10            LENGTH=3                                                   
  LABEL="CCS: procedure 10"                                                     
                                                                                
  PRCCS11            LENGTH=3                                                   
  LABEL="CCS: procedure 11"                                                     
                                                                                
  PRCCS12            LENGTH=3                                                   
  LABEL="CCS: procedure 12"                                                     
                                                                                
  PRCCS13            LENGTH=3                                                   
  LABEL="CCS: procedure 13"                                                     
                                                                                
  PRCCS14            LENGTH=3                                                   
  LABEL="CCS: procedure 14"                                                     
                                                                                
  PRCCS15            LENGTH=3                                                   
  LABEL="CCS: procedure 15"                                                     
                                                                                
  PRDAY1             LENGTH=4                                                   
  LABEL="Number of days from admission to PR1"                                  
                                                                                
  PSTCO              LENGTH=4                                                   
  LABEL="Patient state/county FIPS code"                                        
                                                                                
  RACE               LENGTH=3                                                   
  LABEL="Race (uniform)"                                                        
                                                                                
  RACE_X             LENGTH=$1                                                  
  LABEL="Race (as received from source)"                                        
                                                                                
  TOTCHG             LENGTH=6                                                   
  LABEL="Total charges (cleaned)"                                               
                                                                                
  TOTCHG_X           LENGTH=7                                                   
  LABEL="Total charges (as received from source)"                               
                                                                                
  YEAR               LENGTH=3                                                   
  LABEL="Calendar year"                                                         
                                                                                
  ZIP                LENGTH=$5                                                  
  LABEL="Patient ZIP Code"                                                      
                                                                                
  AYEAR              LENGTH=3                                                   
  LABEL="Admission year"                                                        
                                                                                
  DMONTH             LENGTH=3                                                   
  LABEL="Discharge month"                                                       
                                                                                
  PRMONTH1           LENGTH=3                                                   
  LABEL="Month of procedure 1"                                                  
                                                                                
  PRYEAR1            LENGTH=3                                                   
  LABEL="Year of procedure 1"                                                   
  ;                                                                             
                                                                                
                                                                                
*** Input the variables from the ASCII file ***;                                
INPUT                                                                           
      @1      KEY                 14.                                           
      @15     AGE                 N3PF.                                         
      @18     AGEDAY              N3PF.                                         
      @21     AGEMONTH            N3PF.                                         
      @24     AMONTH              N2PF.                                         
      @26     ASOURCE             N2PF.                                         
      @28     ASOURCE_X           $CHAR1.                                       
      @29     AWEEKEND            N2PF.                                         
      @31     CPT1                $CHAR5.                                       
      @36     CPT2                $CHAR5.                                       
      @41     CPT3                $CHAR5.                                       
      @46     CPT4                $CHAR5.                                       
      @51     CPT5                $CHAR5.                                       
      @56     CPT6                $CHAR5.                                       
      @61     CPT7                $CHAR5.                                       
      @66     CPT8                $CHAR5.                                       
      @71     CPT9                $CHAR5.                                       
      @76     CPT10               $CHAR5.                                       
      @81     CPT11               $CHAR5.                                       
      @86     CPT12               $CHAR5.                                       
      @91     CPT13               $CHAR5.                                       
      @96     CPT14               $CHAR5.                                       
      @101    CPT15               $CHAR5.                                       
      @106    DIED                N2PF.                                         
      @108    DISP_X              $CHAR2.                                       
      @110    DISPUB92            N2PF.                                         
      @112    DISPUNIFORM         N2PF.                                         
      @114    DQTR                N2PF.                                         
      @116    DSHOSPID            $CHAR13.                                      
      @129    DX1                 $CHAR5.                                       
      @134    DX2                 $CHAR5.                                       
      @139    DX3                 $CHAR5.                                       
      @144    DX4                 $CHAR5.                                       
      @149    DX5                 $CHAR5.                                       
      @154    DX6                 $CHAR5.                                       
      @159    DX7                 $CHAR5.                                       
      @164    DX8                 $CHAR5.                                       
      @169    DX9                 $CHAR5.                                       
      @174    DX10                $CHAR5.                                       
      @179    DX11                $CHAR5.                                       
      @184    DX12                $CHAR5.                                       
      @189    DX13                $CHAR5.                                       
      @194    DX14                $CHAR5.                                       
      @199    DX15                $CHAR5.                                       
      @204    DXCCS1              N4PF.                                         
      @208    DXCCS2              N4PF.                                         
      @212    DXCCS3              N4PF.                                         
      @216    DXCCS4              N4PF.                                         
      @220    DXCCS5              N4PF.                                         
      @224    DXCCS6              N4PF.                                         
      @228    DXCCS7              N4PF.                                         
      @232    DXCCS8              N4PF.                                         
      @236    DXCCS9              N4PF.                                         
      @240    DXCCS10             N4PF.                                         
      @244    DXCCS11             N4PF.                                         
      @248    DXCCS12             N4PF.                                         
      @252    DXCCS13             N4PF.                                         
      @256    DXCCS14             N4PF.                                         
      @260    DXCCS15             N4PF.                                         
      @264    FEMALE              N2PF.                                         
      @266    HOSPST              $CHAR2.                                       
      @268    LOS                 N5PF.                                         
      @273    LOS_X               N6PF.                                         
      @279    MDNUM1_S            $CHAR16.                                      
      @295    MDNUM2_S            $CHAR16.                                      
      @311    MRN_S               $CHAR17.                                      
      @328    NCPT                N2PF.                                         
      @330    NDX                 N2PF.                                         
      @332    NEOMAT              N2PF.                                         
      @334    NPR                 N2PF.                                         
      @336    PAY1                N2PF.                                         
      @338    PAY1_X              $CHAR2.                                       
      @340    PR1                 $CHAR4.                                       
      @344    PR2                 $CHAR4.                                       
      @348    PR3                 $CHAR4.                                       
      @352    PR4                 $CHAR4.                                       
      @356    PR5                 $CHAR4.                                       
      @360    PR6                 $CHAR4.                                       
      @364    PR7                 $CHAR4.                                       
      @368    PR8                 $CHAR4.                                       
      @372    PR9                 $CHAR4.                                       
      @376    PR10                $CHAR4.                                       
      @380    PR11                $CHAR4.                                       
      @384    PR12                $CHAR4.                                       
      @388    PR13                $CHAR4.                                       
      @392    PR14                $CHAR4.                                       
      @396    PR15                $CHAR4.                                       
      @400    PRCCS1              N3PF.                                         
      @403    PRCCS2              N3PF.                                         
      @406    PRCCS3              N3PF.                                         
      @409    PRCCS4              N3PF.                                         
      @412    PRCCS5              N3PF.                                         
      @415    PRCCS6              N3PF.                                         
      @418    PRCCS7              N3PF.                                         
      @421    PRCCS8              N3PF.                                         
      @424    PRCCS9              N3PF.                                         
      @427    PRCCS10             N3PF.                                         
      @430    PRCCS11             N3PF.                                         
      @433    PRCCS12             N3PF.                                         
      @436    PRCCS13             N3PF.                                         
      @439    PRCCS14             N3PF.                                         
      @442    PRCCS15             N3PF.                                         
      @445    PRDAY1              N3PF.                                         
      @448    PSTCO               N5PF.                                         
      @453    RACE                N2PF.                                         
      @455    RACE_X              $CHAR1.                                       
      @456    TOTCHG              N10PF.                                        
      @466    TOTCHG_X            N15P2F.                                       
      @481    YEAR                N4PF.                                         
      @485    ZIP                 $CHAR5.                                       
      @490    AYEAR               N4PF.                                         
      @494    DMONTH              N2PF.                                         
      @496    PRMONTH1            N2PF.                                         
      @498    PRYEAR1             N4PF.                                         
      ;                                                                         
                                                                                
                                                                                
RUN;
