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Table 2 Diagnosis of PE

From: Pulmonary embolism in non-brain tumor patients after surgery—a retrospective study in China

Diagnosis Number of patients
Symptomsa  
 Dyspnea 50
 Syncope 7
 Palpitation 5
 Lower leg pain 6
 Cardiac arrest 5
 Chest pain 2
 Asymptomatic 15
Electrocardiogramb  
 Sinus tachycardia 22
 S1Q3T3 5
 ST-T changes 10
 Low voltage 5
 Atrial fibrillation 3
 Normal 21
Gas analysisc  
 PCO2 < 35 mmHg 12
 PO2/FiO2 ≤ 300 mmHg 57
 Lac ≥ 2 mmol/L 19
D-Dimer elevated 63
Pulmonary artery hypertensiond 3
Positive troponine 2
Compression venous ultrasonographyf  
 Lower extremity venous thrombosis 32
 Internal jugular and subclavian vein thrombosis 3
APACHE II score > 15 13
  1. APACHE II score Acute Physiology and Chronic Health Evaluation II score
  2. aSome patients had more than one symptom
  3. bData were available for 59 patients
  4. cData were available for 68 patients
  5. dData were available for 24 patients
  6. eData were available for 60 patients
  7. fData were available for 70 patients