subsetCohorts {CohortConstructor}

Generate a cohort table using a subset of cohorts from another table.

Description

subsetCohorts() filters an existing cohort table, keeping only the records from cohorts that are specified.

Usage

subsetCohorts(cohort, cohortId, minCohortCount = 0, name = tableName(cohort))

Arguments

cohort

A cohort table in a cdm reference.

cohortId

IDs of the cohorts to include. If NULL all cohorts will be considered. Cohorts not included will be removed from the cohort set.

minCohortCount

the minimum count of a cohort to be included. Default is 0, meaning all non-empty cohorts will be included. Cohorts not included will be removed from the cohort set.

name

Name of the new cohort with the demographic requirements.

Value

Cohort table with only cohorts in cohortId.

Examples

library(CohortConstructor)

cdm <- mockCohortConstructor(nPerson = 100)

cdm$cohort1 |> subsetCohorts(cohortId = 1)