Table 1 Critical trauma patient’s characteristics (n = 23)

Male gender

18 (78.3)

Age (years-old)

48.8 ± 17.8 (21–82)

Charlson’s comorbidity index

0.78 ± 1.98 (0–8)

Primary admission

18 (78.3)

APACHE II

19.4 ± 5.5 (10–32)

SAPS II

41.3 ± 12.2 (20–78)

SOFA

6.9 ± 3.2 (2–10)

Shock index

0.82 ± 0.25 (0.31–1.4)

Abbreviated Injury Scale

15.4 ± 4.9 (10–25)

Injury Severity Score

47.9 ± 18.5 (27–75)

Revised Trauma Score

5.9 ± 1.3 (3.6–7.6)

Invasive ventilation

23 (100)

Renal replacement therapy

0 (0)

Amines perfusion

16 (69.6)

Erythrocytes transfusion

14 (60.9)

 Enteral/Parenteral

23 (100)/1 (4.3)

 Glutamine supplementation^a

1 (4.3)

 Surgical procedures^b

14 (65.2)

 ICU/Hospital/Global

4 (17.4)/6 (26.1)/10 (43.5)

 Health care-associated infections rate

20 (87)

 Ventilation support (days)

12.7 ± 7.8 (2–27)

 ICU/Hospital (days)

13.9 ± 9.1 (3–52)/29.4 ± 21.9 (5–95)

 Follow-up (months)

7.4 ± 3.1 (2.3–12.2)

 Actuarial survival (days)

229.2 ± 32.9 (95 % CI 164.7–293.8)

 Karnofsky’s index

69 ± 17.3 (40–90)