class QRDA::Cat1::EncounterPerformedImporter

Public Class Methods

new(entry_finder = QRDA::Cat1::EntryFinder.new("./cda:entry/cda:act[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.133']")) click to toggle source
Calls superclass method QRDA::Cat1::SectionImporter::new
# File lib/qrda-import/data-element-importers/encounter_performed_importer.rb, line 4
def initialize(entry_finder = QRDA::Cat1::EntryFinder.new("./cda:entry/cda:act[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.133']"))
  super(entry_finder)
  @id_xpath = './cda:entryRelationship/cda:encounter/cda:id'
  @code_xpath = "./cda:entryRelationship/cda:encounter[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.23']/cda:code"
  @relevant_period_xpath = "./cda:entryRelationship/cda:encounter[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.23']/cda:effectiveTime"
  @author_datetime_xpath = "./cda:entryRelationship/cda:encounter[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.23']/cda:author/cda:time"
  @admission_source_xpath = "./cda:entryRelationship/cda:encounter[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.23']/cda:participant/cda:participantRole[cda:templateId/@root='2.16.840.1.113883.10.20.24.3.151']/cda:code"
  @discharge_disposition_xpath = "./cda:entryRelationship/cda:encounter[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.23']/sdtc:dischargeDispositionCode"
  @facility_locations_xpath = "./cda:entryRelationship/cda:encounter/cda:participant[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.100']"
  @diagnosis_xpath = "./cda:entryRelationship/cda:encounter[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.23']/cda:entryRelationship/cda:observation[cda:templateId/@root='2.16.840.1.113883.10.20.24.3.168']"
  @entry_class = QDM::EncounterPerformed
end

Public Instance Methods

create_entry(entry_element, nrh = NarrativeReferenceHandler.new) click to toggle source
# File lib/qrda-import/data-element-importers/encounter_performed_importer.rb, line 17
def create_entry(entry_element, nrh = NarrativeReferenceHandler.new)
  encounter_performed = super
  encounter_performed.admissionSource = code_if_present(entry_element.at_xpath(@admission_source_xpath))
  encounter_performed.dischargeDisposition = code_if_present(entry_element.at_xpath(@discharge_disposition_xpath))
  encounter_performed.facilityLocations = extract_facility_locations(entry_element)
  encounter_performed.diagnoses = extract_diagnoses(entry_element)
  if encounter_performed&.relevantPeriod&.low && encounter_performed&.relevantPeriod&.high
    los = encounter_performed.relevantPeriod.high.to_date - encounter_performed.relevantPeriod.low.to_date
    encounter_performed.lengthOfStay = QDM::Quantity.new(los.to_i, 'd')
  end
  encounter_performed.participant = extract_entity(entry_element, "./cda:entryRelationship/cda:encounter//cda:participant[@typeCode='PRF']")
  extract_modifier_code(encounter_performed, entry_element)
  encounter_performed
end

Private Instance Methods

extract_diagnoses(parent_element) click to toggle source
# File lib/qrda-import/data-element-importers/encounter_performed_importer.rb, line 43
def extract_diagnoses(parent_element)
  diagnosis_elements = parent_element.xpath(@diagnosis_xpath)
  diagnosis_list = []
  diagnosis_elements.each do |diagnosis_element|
    diagnosis_component = QDM::DiagnosisComponent.new
    diagnosis_component.code = code_if_present(diagnosis_element.at_xpath('./cda:value'))
    diagnosis_component.presentOnAdmissionIndicator = code_if_present(diagnosis_element.at_xpath("./cda:entryRelationship/cda:observation[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.169']/cda:value"))
    diagnosis_component.rank = diagnosis_element.at_xpath("./cda:entryRelationship/cda:observation[cda:templateId/@root = '2.16.840.1.113883.10.20.24.3.166']/cda:value/@value")&.value&.strip.to_i
    diagnosis_list << diagnosis_component
  end
  diagnosis_list.empty? ? nil : diagnosis_list
end
extract_modifier_code(encounter_performed, entry_element) click to toggle source
# File lib/qrda-import/data-element-importers/encounter_performed_importer.rb, line 34
def extract_modifier_code(encounter_performed, entry_element)
  code_element = entry_element.at_xpath(@code_xpath)
  return unless code_element

  qualifier_name = code_element.at_xpath('./cda:qualifier/cda:name')
  qualifier_value = code_element.at_xpath('./cda:qualifier/cda:value')
  codes_modifiers[encounter_performed.id] = { name: code_if_present(qualifier_name), value: code_if_present(qualifier_value), xpath_location: entry_element.path } if qualifier_value || qualifier_name
end