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Table 3 Distribution of CTPAs by presenting complaint in 2018

From: Feasibility of a quality improvement project to increase adherence to evidence-based pulmonary embolism diagnosis in the emergency department

CEDIS description CTPAs (n) CTPAs (%)
Chest pain (cardiac features) 261 25
Chest pain (non-cardiac features) 98 9
Shortness of breath 366 35
Palpitations/irregular heart beat 43 4
Syncope/pre-syncope 30 3
Hemoptysis 16 2
Cardiac arrest (non-traumatic) 7 1
Respiratory arrest 1 0
General weakness 43 4
Back pain 24 2
Cough/congestion 18 2
Abdominal pain unspecified 25 2
Hyperventilation* 0 0
Other 105 10
Total 1037  
  1. CEDIS Canadian Emergency Department Information System, CTPA computed tomography pulmonary angiography
  2. *Hyperventilation was added even if it is seldom used in our emergency departments and no CTPA was ordered. The rationale is that it can be a typical presentation of PE