Table 1: SOFA (sequential organ failure assessment) scale

for organ dysfunction.

Criteria

Score

0

1

2

3

4

Neurological

Glasgow coma scale

15

13-14

10-12

6-9

< 6

Renal

Creatinine (mg/dl)

< 1.2

1.2-1.9

2-3.4

3.5-4.9

> 5

Uresis (ml/day)

< 500

< 200

Hepatic

Total bilirubin (mg/dl)

< 1.2

1.2-1.9

2-5.9

6-11.9

> 12

Coagulation

Platelets (103/mm3)

≥ 150

< 150

< 100

< 50

< 20

Respiratory

PaO2/FiO2 (mmHg)

≥ 400

< 400

< 300

< 200

+ invasive

mechanical

ventilation

< 100

+ invasive

mechanical

ventilation

Cardiovascular

Mean blood

pressure (mmHg)

≥ 70

< 70

Use of vasopressor amines

PaO2/FiO2 = ratio between the arterial oxygen partial pressure and the fraction of inspired oxygen.