CohortConstructor (version 0.3.5)

requireIsLastEntry: Restrict cohort to last entry per person

Description

requireIsLastEntry() filters cohort records, keeping only the last cohort entry per person.

Usage

requireIsLastEntry(cohort, cohortId = NULL, name = tableName(cohort))

Value

A cohort table in a cdm reference.

Arguments

cohort

A cohort table in a cdm reference.

cohortId

Vector identifying which cohorts to modify (cohort_definition_id or cohort_name). If NULL, all cohorts will be used; otherwise, only the specified cohorts will be modified, and the rest will remain unchanged.

name

Name of the new cohort table created in the cdm object.

Examples

# \donttest{
library(CohortConstructor)
cdm <- mockCohortConstructor()
cdm$cohort1 <- requireIsLastEntry(cdm$cohort1)
# }