An example using a text file edited in EXCEL as input into SAS using the INFILE command

DATA ONE(keep=id iq y r1 r2 match weight);
  INFILE "C:\Documents and Settings\peterw\Desktop\My Documents\My Do
cuments2\GEES_SAS\gee_import.txt";
  input iq1 iq2 r1 r2;

ID+1;
Y=r1;
MATCH=1;
IQ=iq1;
OUTPUT;

Y=r2;
MATCH=2;
IQ=iq2;
OUTPUT;

DATA TWO;
SET ONE;

match2=0;

if match=1 then do;
   match2 = 0;
end;

if match=2 then do;
   match2 = 1;
end;

run;
proc genmod data=two;
 class id;   
/* scwgt weight; */
 model y = match2 iq /dist=bin;
 repeated subject=id /type=un corrw;
 make 'geercov' out=rcov;
 make 'GEEEmpPest' out=wt;
 run;