lastnews_table: Get a table with the latest date for each patient

In EDCimport: Import Data from EDC Software

Get a table with the latest date for each patient

Description

This function search for date columns in every tables and returns the latest date for each patient with the variable it comes from. Useful in survival analysis to get the right censoring time.

Usage

lastnews_table(
  except = NULL,
  with_ties = FALSE,
  numeric_id = TRUE,
  prefer = NULL,
  warn_if_future = TRUE
)

Arguments

except	the datasets/columns that should not be searched. Example: a scheduled visit for which the patient may have died before attending should not be considered.
with_ties	in case of tie, whether to return the first origin (FALSE) or all the origins that share this tie (TRUE).
numeric_id	set to FALSE if the patient ID column is not numeric
prefer	preferred origins in the event of a tie. Usually the followup table.
warn_if_future	whether to show a warning about dates that are after the extraction date

Value

a dataframe

Examples

tm = edc_example_plot()
load_list(tm)
lastnews_table()
lastnews_table(except="db3")
lastnews_table(except="db3$date9")
lastnews_table(prefer="db2") 

EDCimport documentation built on April 4, 2025, 1:18 a.m.