INSTALLATION INSTRUCTIONS FOR HOT FIX 81ST02 ON WINDOWS BEFORE DOWNLOADING: The hot fix 81ST02 addresses the PROC PHREG issue(s) in Release 8.1 (TS1M0) of SAS/STAT software on Windows as documented in SAS Note(s): SN-003702 Incorrect survival estimates possible in the BASELINE and OUTPUT data sets with METHOD=PL which may be reviewed at: http://www.sas.com/service/techsup/unotes/SN/003/003702.html IMPORTANT NOTE(S): 1. You must have Release 8.1 (TS1M0) installed on your system before applying this hot fix AFTER DOWNLOADING: The hot fix package downloaded is a self extracting executable named 81st02wn.exe. Launching the executable will initiate the install wizard, which will guide you through the setup process. The following files will be installed: * sasphreg.dll the replacement module containing the hot fix * 81st02wn.aud a hot fix identifier file that will allow Technical Support to determine which fixes have been applied to a system * 81st02wn.txt a copy of these installation instructions; this file is installed in !SASROOT\core\sasinst\hotfix This completes the installation of hot fix 81ST02 on Windows.