View source: R/trimDemographics.R
trimDemographics | R Documentation |
trimDemographics()
resets the cohort start and end date based on the
specified demographic criteria is satisfied.
trimDemographics(
cohort,
cohortId = NULL,
ageRange = NULL,
sex = NULL,
minPriorObservation = NULL,
minFutureObservation = NULL,
name = tableName(cohort),
.softValidation = TRUE
)
cohort |
A cohort table in a cdm reference. |
cohortId |
Vector identifying which cohorts to modify (cohort_definition_id or cohort_name). If NULL, all cohorts will be used; otherwise, only the specified cohorts will be modified, and the rest will remain unchanged. |
ageRange |
A list of vectors specifying minimum and maximum age. |
sex |
Can be "Both", "Male" or "Female". |
minPriorObservation |
A minimum number of continuous prior observation days in the database. |
minFutureObservation |
A minimum number of continuous future observation days in the database. |
name |
Name of the new cohort table created in the cdm object. |
.softValidation |
Whether to perform a soft validation of consistency. If set to FALSE four additional checks will be performed: 1) a check that cohort end date is not before cohort start date, 2) a check that there are no missing values in required columns, 3) a check that cohort duration is all within observation period, and 4) that there are no overlapping cohort entries |
The cohort table with only records for individuals satisfying the demographic requirements
library(CohortConstructor)
cdm <- mockCohortConstructor(nPerson = 100)
cdm$cohort1 |> trimDemographics(ageRange = list(c(10, 30)))
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