prop: Identifies the multiplicative terms in Cox-Aalen model and proportional excess risk model


Specifies which of the regressors that belong to the multiplicative part of the Cox-Aalen model

λ_{i}(t) = Y_i(t) ( X_{i}^T(t) α(t) ) \exp(Z_{i}^T(t) β )

for this model prop specified the covariates to be included in Z_{i}(t)


Thomas Scheike

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