Extracts covariate names using a regular-expression.
grepCovariateNames(pattern, object)
pattern | A regular expression with which to name covariate names |
---|---|
object | An R object of type |
Returns a data.frame
containing information about covariates that match a regular
expression. This data.frame
has the following columns:
Numerical identifier for use in model fitting using these covariates
Text identifier
Analysis identifier
OMOP common data model concept identifier, or 0
This function extracts covariate names that match a regular-expression for a
cohortMethodData
or covariateData
object.