check_vs_vsdtc_after_dd: Check for VS dates occurring after death date

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

Check for VS dates occurring after death date

Description

This check looks for VS dates that occur after death date

Usage

check_vs_vsdtc_after_dd(AE, DS, VS)

Arguments

AE	Adverse Event SDTM dataset with variables USUBJID, AEDTHDTC, AESTDTC, AEDECOD, and AETERM
DS	Disposition SDTM dataset with variables USUBJID, DSSTDTC, DSDECOD, and DSTERM
VS	Vital Signs SDTM dataset with variables USUBJID, VSDTC, VSTESTCD, and VSORRES

Value

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

Author(s)

Nina Ting Qi

Examples

AE <- data.frame(STUDYID = 1:5, USUBJID = LETTERS[1:5],
                 AEDTHDTC = c(rep("", 4), "2016-01-01"),
                 AESTDTC = rep("2016-01-01", 5),
                 AEDECOD = LETTERS[1:5], AETERM = LETTERS[1:5],
                 stringsAsFactors = FALSE)

DS <- data.frame(STUDYID = 1:5, USUBJID = LETTERS[1:5],
                 DSSTDTC = rep("2016-01-02", 5),
                 DSDECOD = c(LETTERS[1:4], "death"),
                 DSTERM = letters[1:5],
                 stringsAsFactors = FALSE)

VS <- data.frame(STUDYID = 1:5, USUBJID = LETTERS[1:5],
                 VSDTC = rep("2015-12-31", 5),
                 VSTESTCD = letters[1:5],
                 VSORRES = 1:5,
                 stringsAsFactors = FALSE)

check_vs_vsdtc_after_dd(AE, DS, VS)

VS$VSDTC[1] <- "2016-01-03"
VS$USUBJID[1] <- VS$USUBJID[5]

check_vs_vsdtc_after_dd(AE, DS, VS)

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