addFutureObservationQuery: Query to add the number of days till the end of the...

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

Query to add the number of days till the end of the observation period at a certain date

Description

Same as addFutureObservation(), except query is not computed to a table.

Usage

addFutureObservationQuery(
  x,
  indexDate = "cohort_start_date",
  futureObservationName = "future_observation",
  futureObservationType = "days",
  type = "numeric"
)

Arguments

x	A table containing individuals in a CDM reference.
indexDate	Name of a date column in x, or a single date to use for all rows, used as the reference date.
futureObservationName	Name of the future-observation column to add.
futureObservationType	Whether to return a "date" or a number of "days".
type	Type of the created column(s). Counts, days, age, and observation durations can be "numeric" or "integer". Flag columns can also be "logical". Field columns can use "auto" to preserve the source type, or can be converted to "numeric", "integer", "logical", or "character".

Value

cohort table with added column containing future observation of the individuals.

Examples

library(PatientProfiles)

cdm <- mockPatientProfiles(source = "duckdb")

cdm$cohort1 |>
  addFutureObservationQuery()

PatientProfiles documentation built on Aug. 22, 2026, 1:07 a.m.