getAttributesTime {psichomics}R Documentation

Retrieve the time for given columns in a clinical dataset

Description

Retrieve the time for given columns in a clinical dataset

Usage

getAttributesTime(clinical, event, timeStart, timeStop = NULL,
  followup = "days_to_last_followup")

getColumnsTime(clinical, event, timeStart, timeStop = NULL,
  followup = "days_to_last_followup")

Arguments

clinical

Data frame: clinical data

event

Character: name of column containing time of the event of interest

timeStart

Character: name of column containing starting time of the interval or follow up time

timeStop

Character: name of column containing ending time of the interval (only relevant for interval censoring)

followup

Character: name of column containing follow up time

Value

Data frame containing the time for the given columns

Examples

df <- data.frame(followup=c(200, 300, 400), death=c(NA, 300, NA))
rownames(df) <- paste("patient", 1:3)
getAttributesTime(df, event="death", timeStart="death", followup="followup")

[Package psichomics version 1.9.1 Index]