myID  time    s1    s2    s3

 1     T1     85    85    86
 1     T2     80    79    70
 1     T3     78    77    87
 2     T1     79    79    79
 2     T2     83    83    85

 
myID  s1_T1   s2_T1   s3_T1   s1_T2   s2_T2   s3_T2   s1_T3   s2_T3   s3_T3

 1     85      85      86      80      79      70      78      77      87
 2     79      79      79      83      83      85       .       .       .

To obtain this result, you can use a double PROC TRANSPOSE method like the one shown on the Full Code tab. Note that prior to SAS® 9.2, an interim DATA step is required before the second PROC TRANSPOSE step.

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These sample files and code examples are provided by SAS Institute Inc. "as is" without warranty of any kind, either express or implied, including but not limited to the implied warranties of merchantability and fitness for a particular purpose. Recipients acknowledge and agree that SAS Institute shall not be liable for any damages whatsoever arising out of their use of this material. In addition, SAS Institute will provide no support for the materials contained herein.

data sample;                                                                          
   input myID time $ s1-s3;                                                           
   datalines;                                                                            
1 T1 85 85 86                                                                         
1 T2 80 79 70                                                                         
1 T3 78 77 87                                                                         
2 T1 79 79 79                                                                         
2 T2 83 83 85                                                                         
;                                                                                     
run;                                                                                  
                                                                                      
proc sort data=sample;                                                                
   by myID time;                                                                      
run;                                                                                  
                                                                                      
proc print data=sample;                                                               
run;                                                                                  
                                                                                      
proc transpose data=sample out=out1;                                                             
   by myID time;                                                                      
   var s1-s3;                                                                         
run;                                                                                  
                                                                                                                                                                          
/* Prior to SAS® 9.2, an interim DATA step is required to create an ID variable */     
data out1;                                                                            
   set out1;                                                                          
   idvar=catx('_',_name_,time);                                                       
run;                                                                                  
                                                                                      
proc print data=out1;                                                                 
run;                                                                                  
                                                                                      
proc transpose data=out1 out=new(drop=_name_);                                                
   by myID;                                                                           
   var col1;                                                                          
   id idvar;                                                                          
run;                                                                                  
                                                                                      
proc print data=new;                                                            
run;                                                                            
                                                                                      
                                                                                      
/* Beginning with SAS® 9.2, multiple variables can be included in the ID statement */  
proc transpose data=out1 delimiter=_                                                  
               out=new2(drop=_name_);                                               
   by myID;                                                                           
   var col1;                                                                          
   id _name_ time;                                                                    
run;                                                                                  
                                                                                      
proc print data=new2 ;                                                           
run;                                                                                  
                                                                                      

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These sample files and code examples are provided by SAS Institute Inc. "as is" without warranty of any kind, either express or implied, including but not limited to the implied warranties of merchantability and fitness for a particular purpose. Recipients acknowledge and agree that SAS Institute shall not be liable for any damages whatsoever arising out of their use of this material. In addition, SAS Institute will provide no support for the materials contained herein.

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