Survival, Cox Regression, Kaplan Meier, Weibull Distribution, Accelerated Failure Time.
summary, for the majority of the time, we deal with covariates that do not change over time — time-invariant covariates. But if we do, we have time-dependent covariates. This means that the influence of the covariate on the hazard depends on time. Interpretation of Hazard Ratios change. To include