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Table 2 Comprehensive overview on radiation protection-specific KPIs listing topics and indicators for measurements and validation

From: Performance indicators for radiation protection management: suggestions from the European Society of Radiology

Workflow Topic Indicator Definition
Order    
  Inappropriate orders
CT
MRI
Number of patients and % If there is a CDS: data extraction
If there is not an automatic data collection: retrospective review of 100 CT/most frequent indication (head, chest, abdomen, MSK) every year
  Inappropriate orders done
CT
MRI
Number of patients and % If there is a CDS: data extraction
If there is not an automatic data collection: retrospective review of inappropriate cases (100 for head, chest, abdomen, MSK), every year
Procedure    
  Computer tomography   
  Over sampling Number of patients Review of 100 patients for: head, chest, abdomen, MSK every year
  Over phasing Number of patients Review of 100 patients for: head, chest, abdomen, MSK every year
  Positioning in the gantry Number of wrong Review of 100 patients for: head, chest, abdomen, MSK every year
  CDRLs % of patients beyond 75%
% of patients beyond 50%
If there is a dms: data extraction every 6 months
If there is not an automatic data collection: retrospective review: 100 for head, chest, abdomen, MSK, every year
  Repeated examinations Number of patients with more than 5 CT in a year If there is a DMS: data extraction every 6 months
If there is not an automatic data collection: retrospective review: 100 for head, chest, abdomen, MSK, every year
  CT scan performed without contrast medium when contrast was required Number of patients If there is a DMS: data extraction every 6 months
If there is not an automatic data collection: retrospective review: 100 for head, chest, abdomen, MSK, every year
  Paediatric Number of wrong protocols If there is a DMS: data extraction every 6 months
If there is not an automatic data collection: retrospective review: 100 for head, chest, abdomen, MSK, every year
  Pregnant women Number of misses If there is a DMS: data extraction every 6 months
If there is not an automatic data collection: retrospective review: 100 for head, chest, abdomen, MSK, every year
  Radiography   
   Repeated exposures Number of repeated exposures
Retrospective review: 100 for chest, msk, every year
  Digital radiography data deleted prior to image review Number of patients Review of patient examinations with data deleted every year
  Unintended conceptus exposure Number of misses If there is a DMS: data extraction every 6 months
If there is not an automatic data collection: retrospective review: 100 for head, chest, abdomen, MSK, every year
  Interventional radiology   
  Patient Number of skin doses managed per year  
  Patient Threshold for deterministic effects exceeded Review of patient cases exceeding skin dose threshold every year
  Staff Number of staff doses managed per year  
Reporting    
  Dose reporting % of missed Data extraction from the RIS or from the PACS (check)
General    
   Over exposure Number of patient dose values managed per year
   Quality control Number of QC per year (with written reports) and including the pacs and the patient dose management systems