tau | R Documentation |
Computes Kendall's Tau for Parametric Frailty Models
tau(x)
x |
A parametric frailty model, object of class |
Federico Rotolo [aut, cre], Marco Munda [aut], Andrea Callegaro [ctb]
Kendall, MG. (1938) A new measure of rank correlation. Biometrika 30(1/2), 81-93. DOI: <doi: 10.2307/2332226>
parfm
data(kidney) # type 'help(kidney)' for a description of the data set kidney$sex <- kidney$sex - 1 mod <- parfm(Surv(time,status) ~ sex + age, cluster = "id", data = kidney, dist = "exponential", frailty = "gamma") tau(mod)
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