Compression ultrasonography for lower extremities (available in 39 patients)
Acute thrombosis
10 (19.2)
Chronic thrombosis
22 (42.3)
All values are expressed as numbers (percentages) or median (interquartile range). APACHE: acute physiology and chronic health evaluation; COPD: chronic obstructive pulmonary disease, ECG: electrocardiography; ICU: intensive care unit; LV: left ventricle; PA: pulmonary artery; PE: pulmonary embolism; PESI: pulmonary emboli severity index; RBBB: right bundle branch block; RV: right ventricle.