Function reference • Capr

All functions
`age()`	Function to create age attribute
`as.data.frame(<ConceptSet>)`	Coerce a concept set expression to a dataframe
`as.json()`	Coerce Capr object to json
`atLeast()`	Function to enumerate an minimal count of occurrences
`atMost()`	Function to enumerate a maximum count of occurrences
`male()` `female()`	Add male attribute to a query
`attrition()`	Create a cohort attrition object
`bt()`	Between operator
`CensoringCriteria-class`	An S4 class identifying a censoring criteria for the cohort
`censoringEvents()`	Constructor for a set of censoring events
`cohort()`	Function that creates a cohort object
`compile(<Cohort>)` `compile(<ConceptSet>)`	Compile a Capr cohort to json
`compile()`	Compile a Capr object to json
`Concept-class`	An S4 class for a single OMOP Concept
`conceptAttribute-class`	An S4 class for a concept attribute
`ConceptSet-class`	An S4 class for ConceptSetExpresion
`ConceptSetItem-class`	An S4 class for ConceptSetItem
`conditionEra()`	Query the condition era domain
`conditionOccurrence()`	Query the condition domain
`continuousObservation()`	A function to construct the observationWindow
`Criteria-class`	An S4 for a criteria
`cs()` `exclude()` `mapped()` `descendants()`	Create a concept set
`dateAdjustment()`	Function to create age attribute
`dateAdjustmentAttribute-class`	An S4 class for a date adjustment attribute
`daysOfSupply()`	Function to create days supply attribute
`death()`	Query the condition era domain
`drugEra()`	Query the drug era domain
`drugExit()`	Function to create an exit based on exit based on the end of a continuous drug exposure
`drugExposure()`	Query the drug domain
`DrugExposureExit-class`	An S4 class for a cohort exit based on continuous exposure persistence.
`drugQuantity()`	Function to create quantity attribute
`drugRefills()`	Function to create refills attribute
`duringInterval()`	Function that creates an eventAperture an opening where an event can occur relative to the index event
`endDate()`	Function that creates a end date attribute
`Endpoint-class`	An S4 class for an Endpoint
`entry()`	Create a cohort entry criteria
`eq()`	Equal to operator
`==`(<ConceptSet>,<ConceptSet>)	FUnction checks if two concept set class objects are equivalent
`era()`	Create a Cohort Era class object
`EventAperture-class`	An S4 class for Aperture
`eventEnds()`	Function creates an event window where the event ends
`eventStarts()`	Function creates an event window where the event starts
`EventWindow-class`	An S4 class for a Window
`exactly()`	Function to enumerate an exact count of occurrences
`exit()`	Function that creates a cohort exit object
`firstOccurrence()`	Add first occurrence attribute
`FixedDurationExit-class`	An S4 class for a cohort exit based on fixed duration persistence.
`fixedExit()`	Function to create an exit based on exit based on the end of a continuous drug exposure
`getConceptSetCall()`	Create the Capr code to build a concept set
`getConceptSetDetails()`	Fill in Concept Set details using a vocab
`Group-class`	An S4 class for a group
`gt()`	Greater than operator
`gte()`	Greater than or equal to operator
`logicAttribute-class`	An S4 class for a logical attribute
`lt()`	Less than operator
`lte()`	Less than or equal to operator
`makeCohortSet()`	Make a cohort dataframe for cohort generator
`measurement()`	Query the measurement domain
`nbt()`	Not between operator
`nestedAttribute-class`	An S4 class for a nested attribute
`nestedWithAll()`	Construct a nested group where all criteria and groups must be satisfied
`nestedWithAny()`	Function to construct a nested group where any criteria and groups may be satisfied
`nestedWithAtLeast()`	Function to construct a nested group where at least some of the criteria or groups must be satisfied
`nestedWithAtMost()`	Function to construct a nested group where at most some of the criteria or groups must be satisfied
`observation()`	Query the observation domain
`ObservationExit-class`	An S4 class for a cohort exit based on end of continuous observation.
`observationExit()`	Function to create an exit based on continuous observation
`ObservationWindow-class`	An S4 class for an ObservationWindow
`Occurrence-class`	An S4 class for an occurrence.
`opAttributeDate-class`	An S4 class for a op attribute that is a date
`opAttributeInteger-class`	An S4 class for a op attribute that is an integer
`opAttributeNumeric-class`	An S4 class for a op attribute that is a numeric
`opAttributeSuper-class`	An S4 super class for other opAttribute objects to inherit.
`procedure()`	Query the procedure domain
`Query-class`	An S4 class for a Circe Query
`rangeHigh()`	Function to create rangeHigh attribute
`rangeLow()`	Function to create rangeLow attribute
`readConceptSet()`	Read a concept set json or csv into R
`startDate()`	Function that creates a start date attribute
`toCirce()`	Function to coerce cohort to circe
`unit()`	Add unit attribute to a query
`valueAsNumber()`	Function to create valueAsNumber attribute
`visit()`	Query the visit occurrence domain
`withAll()`	Function to construct a group where all criteria and groups must be satisfied
`withAny()`	Function to construct a group where any criteria and groups may be satisfied
`withAtLeast()`	Function to construct a group where at least some of the criteria or groups must be satisfied
`withAtMost()`	Function to construct a group where at most some of the criteria or groups must be satisfied
`writeCohort()`	Write Cohort json file
`writeConceptSet()`	Save a concept set as a json file

Reference

All functions