Query the drug exposure domain — drugExposure • Capr

Query the drug exposure domain

drugExposure(conceptSet, ...)

Arguments

conceptSet: A ConceptSet built with cs(), or NULL for any drug.
...: Optional attributes: firstOccurrence(), startDate(), endDate(), age(), drugType(), drugRefills(), drugQuantity(), daysOfSupply(), lotNumber(), stopReason(), routeConcept(), drugSourceConcept(), nestedWithAll(), etc.

Value

A Query object.

See also

drugEra, entry, cs

Examples

metformin <- cs(descendants(1503297L), name = "Metformin")
drugExposure(metformin)
#> <Capr DrugExposure Query> Metformin 
drugExposure(metformin, firstOccurrence(), daysOfSupply(gte(90L)))
#> <Capr DrugExposure Query> Metformin