Bone Marrow Transplant Data

The following steps display information about the data set Sashelp.BMT and create Figure B.1:

 
title 'Bone Marrow Transplant Data';
proc contents data=sashelp.bmt varnum; 
   ods select position; 
run;

title 'The First Five Observations Out of 137';
proc print data=sashelp.bmt(obs=5); 
run;

title 'The Risk Group Variable';
proc freq data=sashelp.bmt; 
   tables group; 
run;

Figure A.1: Bone Marrow Transplant Data

Bone Marrow Transplant Data

Variables in Creation Order
# Variable Type Len Label
1 Group Char 13 Disease Group
2 T Num 8 Disease-Free Survival Time
3 Status Num 8 Event Indictor: 1=Event 0=Censored

The First Five Observations Out of 137

Obs Group T Status
1 ALL 2081 0
2 ALL 1602 0
3 ALL 1496 0
4 ALL 1462 0
5 ALL 1433 0

The Risk Group Variable

Disease Group
Group Frequency Percent Cumulative
Frequency
Cumulative
Percent
ALL 38 27.74 38 27.74
AML-High Risk 45 32.85 83 60.58
AML-Low Risk 54 39.42 137 100.00