when to imput time variables what is a survival time variable when multiple imputation what is the purpose of a multiple imputation test which is used to calculate the date variable for multiple imputation how to imputation time data in survival analysis what is the difference between t and date what is multiple imputation of time variables when do you use multiple imputation which of the following variables is included in survival data for the study? how to imputation dates when do you use multiple variables can you iput two variables to make survival time variable what variables are used to make t when to use multiple imputation of time variables how to imput two time variables how to use multiple imputation why do you use a date for multiple imputation? if a patient is diagnosed on may 28th, when can they impute a data point how to use multiple imputation why use date as survival variable