Generate a cohort table keeping a subset of cohorts.
subsetCohorts.Rd
subsetCohorts()
filters an existing cohort table, keeping only the records
from cohorts that are specified.
Usage
subsetCohorts(cohort, cohortId, name = tableName(cohort))
Examples
# \donttest{
library(CohortConstructor)
cdm <- mockCohortConstructor(nPerson = 100)
cdm$cohort1 |> subsetCohorts(cohortId = 1)
#> # Source: table<main.cohort1> [?? x 4]
#> # Database: DuckDB v1.0.0 [unknown@Linux 6.5.0-1025-azure:R 4.4.1/:memory:]
#> cohort_definition_id subject_id cohort_start_date cohort_end_date
#> <int> <int> <date> <date>
#> 1 1 1 2001-02-15 2001-10-28
#> 2 1 1 2001-10-29 2003-03-15
#> 3 1 1 2003-03-16 2005-02-08
#> 4 1 2 1999-11-11 2002-04-09
#> 5 1 6 2011-03-07 2014-01-24
#> 6 1 7 2014-03-08 2014-03-19
#> 7 1 10 2019-12-04 2019-12-14
#> 8 1 13 2014-06-24 2014-06-29
#> 9 1 13 2014-06-30 2014-08-07
#> 10 1 14 1986-11-29 1987-12-14
#> # ℹ more rows
# }