check_ds_multdeath_dsstdtc: Check DS with multiple death records with death dates, where...

In sdtmchecks: Data Quality Checks for Study Data Tabulation Model (SDTM) Datasets

Check DS with multiple death records with death dates, where death dates do not match

Description

This check looks for patients in DS who have multiple records indicating death, with non-missing mismatching death dates in DSSTDTC.

Usage

check_ds_multdeath_dsstdtc(DS, preproc = identity, ...)

Arguments

DS	Disposition SDTMv dataset with variables USUBJID, DSDECOD, and DSSTDTC
preproc	An optional company specific preprocessing script
...	Other arguments passed to methods

Value

Boolean value for whether the check passed or failed, with 'msg' attribute if the test failed

Author(s)

Kimberly Fernandes

Examples

DS_error1 <- data.frame(STUDYID = rep(1, 6),
  USUBJID = c(1, 1, 1, 2, 1,1),
  DSDECOD = c("DEATH", "DEATH", rep("", 2),"DEATH","DEATH"),
  DSSCAT = LETTERS[1:6],
  DSSTDTC = c("", "2016-01-01", "", "", "2016-01-02","2016-01-01"),
  stringsAsFactors = FALSE)

DS_error2 <- data.frame(STUDYID = rep(1, 6),
  USUBJID = c(1, 1, 1, 2, 1,1),
  DSDECOD = c("DEATH", "DEATH", rep("", 2),"DEATH","DEATH"),
  DSSCAT = LETTERS[1:6],
  DSSTDTC = c("", "2016-01", "", "", "2016-01-01","2016-01-01"),
  stringsAsFactors = FALSE)
  
 DS_noerror <- data.frame(STUDYID = rep(1, 6),
                        USUBJID = c(1, 1, 1, 2, 1,1),
                        DSDECOD = c("DEATH", "DEATH", rep("", 2),"DEATH","DEATH"),
                        DSSCAT = LETTERS[1:6],
                        DSSTDTC = c("", "2016-01-01", "", "", "2016-01-01","2016-01-01"),
                        stringsAsFactors = FALSE)

check_ds_multdeath_dsstdtc(DS_error1)
check_ds_multdeath_dsstdtc(DS_error2)
check_ds_multdeath_dsstdtc(DS_noerror)

sdtmchecks documentation built on Sept. 11, 2024, 9:34 p.m.