Class: CqmValidators::PerformanceRateValidator

Inherits:
Object
  • Object
show all
Includes:
BaseValidator, ReportedResultExtractor
Defined in:
lib/performance_rate_validator.rb

Direct Known Subclasses

Cat3PerformanceRate

Constant Summary

Constants included from ReportedResultExtractor

ReportedResultExtractor::ALL_POPULATION_CODES

Instance Method Summary collapse

Methods included from BaseValidator

#build_error, #get_document

Methods included from ReportedResultExtractor

#convert_value, #extract_component_value, #extract_cv_value, #extract_performance_rate, #extract_results_by_ids, #extract_supplemental_data, #find_measure_node, #get_aggregate_count, #get_cv_value, #get_measure_components, #get_observed_values, #translate

Constructor Details

#initialize ⇒ PerformanceRateValidator

Returns a new instance of PerformanceRateValidator.



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# File 'lib/performance_rate_validator.rb', line 9

def initialize; end

Instance Method Details

#calculate_performance_rates(reported_result) ⇒ Object 



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# File 'lib/performance_rate_validator.rb', line 34

def calculate_performance_rates(reported_result)
  # Just in case a measure does not report these populations
  denex = 0
  denexcep = 0
  denom = 0
  numer = 0
  numex = 0
  denex = reported_result['DENEX'] unless reported_result['DENEX'].nil?
  denexcep = reported_result['DENEXCEP'] unless reported_result['DENEXCEP'].nil?
  denom = reported_result['DENOM'] unless reported_result['DENOM'].nil?
  numer = reported_result['NUMER'] unless reported_result['NUMER'].nil?
  numex = reported_result['NUMEX'] unless reported_result['NUMEX'].nil?
  numer -= numex
  denom = denom - denex - denexcep
  pr = if denom.zero?
         'NA'
       else
         numer / denom.to_f
       end
  pr
end

#check_performance_rates(reported_result, population_set, _measure_id, data = {}) ⇒ Object 



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# File 'lib/performance_rate_validator.rb', line 56

def check_performance_rates(reported_result, population_set, _measure_id, data = {})
  expected = calculate_performance_rates(reported_result)
  numer_id = population_set.populations.NUMER.hqmf_id
  if expected == 'NA' && reported_result['PR']['nullFlavor'] != 'NA'
    build_error("Reported Performance Rate for Numerator #{numer_id} should be NA", '/', data[:file_name])
  elsif expected != 'NA' && reported_result['PR']['nullFlavor'] == 'NA'
    build_error("Reported Performance Rate for Numerator #{numer_id} should not be NA", '/', data[:file_name])
  elsif expected != 'NA' && reported_result['PR']['value'].split('.', 2).last.size > 6
    build_error('Reported Performance Rate SHALL not have a precision greater than .000001 ', '/', data[:file_name])
  elsif expected != 'NA' && (reported_result['PR']['value'].to_f - expected.round(6)).abs > 0.0000001
    build_error("Reported Performance Rate of #{reported_result['PR']['value']} for Numerator #{numer_id} does not match expected"\
    " value of #{expected.round(6)}.", '/', data[:file_name])
  end
end

#measure_selector ⇒ Object 



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# File 'lib/performance_rate_validator.rb', line 71

def measure_selector
  '/cda:ClinicalDocument/cda:component/cda:structuredBody/cda:component/cda:section/cda:entry' \
    "/cda:organizer[./cda:templateId[@root='2.16.840.1.113883.10.20.27.3.1']]/cda:reference[@typeCode='REFR']" \
    "/cda:externalDocument[@classCode='DOC']/cda:id[@root='2.16.840.1.113883.4.738']/@extension"
end

#validate(file, data = {}) ⇒ Object

Nothing to see here - Move along



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# File 'lib/performance_rate_validator.rb', line 12

def validate(file, data = {})
  errors_list = []
  document = get_document(file)
  document.root.add_namespace_definition('cda', 'urn:hl7-org:v3')
  # grab measure IDs from QRDA file
  measure_ids = document.xpath(measure_selector).map(&:value).map(&:upcase)
  measure_ids.each do |measure_id|
    measure = CQM::Measure.where(hqmf_id: measure_id).first
    next unless measure

    measure.population_sets.each do |population_set|
      reported_result, = extract_results_by_ids(measure, population_set.population_set_id, document)
      # only check performace rate when there is one
      next if reported_result['PR'].nil?

      error = check_performance_rates(reported_result, population_set, measure.hqmf_id, data)
      errors_list << error unless error.nil?
    end
  end
  errors_list
end