addBirthday: Add the birth day of an individual to a table

In PatientProfiles: Identify Characteristics of Patients in the OMOP Common Data Model

Add the birth day of an individual to a table

Description

The function accounts for leap years and corrects the invalid dates to the next valid date.

Usage

addBirthday(
  x,
  birthday = 0,
  birthdayName = "birthday",
  ageMissingMonth = 1L,
  ageMissingDay = 1L,
  ageImposeMonth = FALSE,
  ageImposeDay = FALSE,
  name = NULL
)

Arguments

x	Table with individuals in the cdm.
birthday	Number of birth day.
birthdayName	Birth day variable name.
ageMissingMonth	Month of the year assigned to individuals with missing month of birth.
ageMissingDay	day of the month assigned to individuals with missing day of birth.
ageImposeMonth	TRUE or FALSE. Whether the month of the date of birth will be considered as missing for all the individuals.
ageImposeDay	TRUE or FALSE. Whether the day of the date of birth will be considered as missing for all the individuals.
name	Name of the new table, if NULL a temporary table is returned.

Value

The table with a new column containing the birth day.

Examples

library(PatientProfiles)
library(dplyr)

cdm <- mockPatientProfiles(source = "duckdb")

cdm$cohort1 |>
  addBirthday() |>
  glimpse()

cdm$cohort1 |>
  addBirthday(birthday = 5, birthdayName = "bithday_5th") |>
  glimpse()

PatientProfiles documentation built on Feb. 24, 2026, 5:10 p.m.