Table 4

 Mean (SE) haemodynamic and radiological variables among survivors and deceased patients

Survivors(n = 70)Deceased(n = 12)
*Expressed as the ratio between the number of positive patients and the total of patients in whom analysis was possible.
Pulmonary obstruction index (%)44.8 (2.2)56.4 (3.5)
RV/LV ratio1.27 (0.04)1.77 (0.19)
Superior vena cava diameter (mm)18.9 (0.49)23.2 (1.32)
Azygos vein diameter (mm)9.3 (0.25)13.1 (1.52)
Inferior vena cava regurgitation*8/41 (19.5%)5/9 (55.5%)
Systolic blood pressure (mm Hg)126 (3)106 (7)
Heart rate (beats/min)99 (2)108 (4)
Systolic pulmonary pressure(mm Hg)47.1 (1.9)46.9 (5.3)