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2011 Nov 12
2
Second-order effect in Parametric Survival Analysis
Hi experts,
http://r.789695.n4.nabble.com/file/n4034318/Parametric_survival_analysis_2nd-order_efffect.JPG
Parametric_survival_analysis_2nd-order_efffect.JPG
As we know a normal survival regression is the equation (1)
Well, I'ld like to modify it to be 2nd-order interaction model as shown in
equation(2)
Question:
Assume a and z is two covariates.
x = dummy variable (1 or 0)
z = factors