Table 1

Clinical characteristics of patients with suspected PE

N=102
Age, years66±18
Male:female46:56
Past medical history
 Previous DVT or PE, n (%)2 (2.0)
 Surgery or fracture within 1 month, n (%)11 (10.8)
 Active malignancy, n (%)8 (7.8)
Initial chief complaints
 Chest discomfort or chest pain, n (%)20 (19.6)
 Dyspnoea, n (%)65 (63.7)
 Altered mentality or syncope, n (%)11 (10.8)
 Cough, n (%)2 (2.0)
 Neck pain or back pain, n (%)2 (2.0)
 Haemoptysis, n (%)1 (1.0)
 Palpitation, n (%)1 (1.0)
Associate pain or oedema on low limb, n (%)5 (4.9)
Systolic blood pressure, mm Hg134±33
Diastolic blood pressure, mm Hg90±6
Heart rate, beat/min100±25
Respiration rate, breaths/min26±6
Mechanical ventilation, n (%)4 (3.9)
PE, n (%)11 (10.8)
New onset of PE within 3 months, n (%)0 (0)
In-hospital mortality, n (%)14 (13.7)
Death in PE, n2
  • DVT, deep vein thrombosis; PE, pulmonary embolism.