getAttributesTime {psichomics} | R Documentation |
Get time values for given columns in a clinical dataset
getAttributesTime( clinical, event, timeStart, timeStop = NULL, followup = "days_to_last_followup" )
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 |
Data frame containing the time for the given columns
Other functions to analyse survival:
assignValuePerSubject()
,
labelBasedOnCutoff()
,
optimalSurvivalCutoff()
,
plotSurvivalCurves()
,
plotSurvivalPvaluesByCutoff()
,
processSurvTerms()
,
survdiffTerms()
,
survfit.survTerms()
,
testSurvival()
df <- data.frame(followup=c(200, 300, 400), death=c(NA, 300, NA)) rownames(df) <- paste("subject", 1:3) getAttributesTime(df, event="death", timeStart="death", followup="followup")