Class: HealthDataStandards::Validate::PerformanceRateValidator

Inherits:
Object
  • Object
show all
Includes:
BaseValidator, ReportedResultExtractor
Defined in:
lib/health-data-standards/validate/performance_rate_validator.rb

Direct Known Subclasses

Cat3PerformanceRate

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, #translate

Constructor Details

#initialize ⇒ PerformanceRateValidator 



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# File 'lib/health-data-standards/validate/performance_rate_validator.rb', line 9

def initialize()



end

Instance Method Details

#calculate_performance_rates(reported_result) ⇒ Object 



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# File 'lib/health-data-standards/validate/performance_rate_validator.rb', line 38

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

#check_performance_rates(reported_result, population_ids, measure_id, data = {}) ⇒ Object 



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# File 'lib/health-data-standards/validate/performance_rate_validator.rb', line 66

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

#measure_selector ⇒ Object 



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# File 'lib/health-data-standards/validate/performance_rate_validator.rb', line 86

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/health-data-standards/validate/performance_rate_validator.rb', line 16

def validate(file, data = {})
  errorsList = []
  document = get_document(file)
  #grab measure IDs from QRDA file
  measure_ids = document.xpath(measure_selector).map(&:value).map(&:upcase)
  measure_ids.each do |measure_id|
    measures = HealthDataStandards::CQM::Measure.where(id: measure_id)
    measures.each do |measure|
      result_key = measure["population_ids"].dup
      reported_result, errors = extract_results_by_ids(measure['id'], result_key, document)
      #only check performace rate when there is one
      if reported_result['PR'] != nil
        error = check_performance_rates(reported_result, result_key, measure['id'], data)
        if error != nil
          errorsList << error
        end
      end
    end
  end
  errorsList
end