Skip to main content

Table 2 Performance of the two paramedic search filters as well as the existing prehospital filter

From: Paramedic literature search filters: optimised for clinicians and academics

Filter Performance
  Sensitivity Specificity NNR
Paramedic Filter (optimised for sensitivity)
Ambulances.sh OR Emergency Medical Technicians.sh OR Air Ambulances.sh OR emergency medical services.sh OR paramedic*.tw OR ems.tw OR emt.tw OR prehospital.tw OR pre-hospital.tw OR first responder*.tw OR emergency medical technicians.tw OR emergency services.tw OR Ambulance*.tw OR HEMS.tw OR field triage.tw OR out-of-hospital.tw
98.4% 74.3% 2.00
Paramedic Filter (optimised for specificity)
Ambulances.sh OR Emergency Medical Technicians.sh OR Air Ambulances.sh OR paramedic*.tw OR ems.tw OR emt.tw OR prehospital.tw OR pre-hospital.tw OR first responder*.tw OR emergency medical technicians.tw OR emergency services.tw OR Ambulance*.tw OR HEMS.tw OR field triage.tw
94.7% 88.3% 1.48
Prehospital filter [8] 97.4% 65.4% 2.44
  1. Additional terms that are unique to the sensitivity optimised filter are bolded