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SUPPORT / SAMPLES & SAS NOTES
Problem Note 21142: Missing or incorrect results for stratified tests via the GROUP= option of the STRATA statement in PROC LIFETEST may occur when a BY statement is used
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When performing stratified tests via the GROUP= option on the STRATA statement in PROC LIFETEST, missing or incorrect tests results may be encounted when using a BY statement. To circumvent this problem, you can run each BY group separately through PROC LIFETEST. Select the Hot Fix tab in this note to access the hot fix for this issue.
Operating System and Release Information
| Product Family | Product | System | SAS Release | |
| Reported | Fixed* | |||
| SAS System | SAS/STAT | z/OS | 9.1 TS1M3 | 9.2 TS1M0 |
| Microsoft® Windows® for 64-Bit Itanium-based Systems | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Microsoft Windows Server 2003 Datacenter 64-bit Edition | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Microsoft Windows Server 2003 Enterprise 64-bit Edition | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Microsoft Windows XP 64-bit Edition | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Microsoft® Windows® for x64 | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Microsoft Windows 2000 Advanced Server | 9.1 TS1M3 | |||
| Microsoft Windows 2000 Datacenter Server | 9.1 TS1M3 | |||
| Microsoft Windows 2000 Server | 9.1 TS1M3 | |||
| Microsoft Windows 2000 Professional | 9.1 TS1M3 | |||
| Microsoft Windows NT Workstation | 9.1 TS1M3 | |||
| Microsoft Windows Server 2003 Datacenter Edition | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Microsoft Windows Server 2003 Enterprise Edition | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Microsoft Windows Server 2003 Standard Edition | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Microsoft Windows XP Professional | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Windows Vista | 9.1 TS1M3 | 9.2 TS1M0 | ||
| 64-bit Enabled AIX | 9.1 TS1M3 | 9.2 TS1M0 | ||
| 64-bit Enabled HP-UX | 9.1 TS1M3 | 9.2 TS1M0 | ||
| 64-bit Enabled Solaris | 9.1 TS1M3 | 9.2 TS1M0 | ||
| HP-UX IPF | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Linux | 9.1 TS1M3 | 9.2 TS1M0 | ||
| OpenVMS Alpha | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Solaris for x64 | 9.1 TS1M3 | 9.2 TS1M0 | ||
| Tru64 UNIX | 9.1 TS1M3 | 9.2 TS1M0 | ||