emptyCohortTable: Create an empty cohort_table object

In omopgenerics: Methods and Classes for the OMOP Common Data Model

Create an empty cohort_table object

Description

Create an empty cohort_table object

Usage

emptyCohortTable(cdm, name, overwrite = TRUE)

Arguments

cdm	A cdm_reference to create the table.
name	Name of the table to create.
overwrite	Whether to overwrite an existent table.

Value

The cdm_reference with an empty cohort table

Examples

library(omopgenerics)
library(dplyr, warn.conflicts = FALSE)

person <- tibble(
  person_id = 1, gender_concept_id = 0, year_of_birth = 1990,
  race_concept_id = 0, ethnicity_concept_id = 0
)
observation_period <- tibble(
  observation_period_id = 1, person_id = 1,
  observation_period_start_date = as.Date("2000-01-01"),
  observation_period_end_date = as.Date("2023-12-31"),
  period_type_concept_id = 0
)
cdm <- cdmFromTables(
  tables = list("person" = person, "observation_period" = observation_period),
  cdmName = "test"
)

cdm <- emptyCohortTable(cdm, "my_empty_cohort")

cdm
cdm$my_empty_cohort
settings(cdm$my_empty_cohort)
attrition(cdm$my_empty_cohort)
cohortCount(cdm$my_empty_cohort)

omopgenerics documentation built on Sept. 30, 2024, 9:16 a.m.