Programming the statistical procedures from SAS

Trend function in SAS

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Trend function in SAS

I need to analyse trend test for survival data like (Cox-Tarone test and Gehan Breslow test). Is it possible to analyze using Proc LIFEREG or PHREG ............. please indicate.  Where as I have used Proc LIFETEST and I got the results.  Is their any way to get trend in LIFEREG or PHREG


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‎12-22-2016 11:37 PM
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Re: Trend function in SAS

Through use of the LSMESTIMATE statement, you could code for a linear trend across levels of a class variable, and with stepdown from a high dose, approximate a Tukey trend test.  More info would be helpful.

 

Steve Denham

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‎12-22-2016 11:37 PM
Respected Advisor
Posts: 2,655

Re: Trend function in SAS

Through use of the LSMESTIMATE statement, you could code for a linear trend across levels of a class variable, and with stepdown from a high dose, approximate a Tukey trend test.  More info would be helpful.

 

Steve Denham

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