sdtmchecks (version 1.0.0)

check_lb_lbdtc_after_dd: Check for LB dates occurring after death date

Description

This check looks for LB dates that occur after death date

Usage

check_lb_lbdtc_after_dd(AE, DS, LB)

Value

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

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

LB

Laboratory Test Findings SDTM dataset with variables USUBJID, LBDTC, LBTESTCD, and LBORRES

Author

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)

LB <- data.frame(STUDYID = 1:5, USUBJID = LETTERS[1:5],
                 LBDTC = rep("2015-12-31", 5),
                 LBTESTCD = letters[1:5],
                 LBORRES = 1:5,
                 stringsAsFactors = FALSE)

check_lb_lbdtc_after_dd(AE, DS, LB)

LB$LBDTC[1] <- "2016-01-03"
LB$USUBJID[1] <- LB$USUBJID[5]

check_lb_lbdtc_after_dd(AE, DS, LB)