Table 2 Clinical, laboratory, and severity scoring in survivor and non-survivor patients

Clinical data

 SBP (mmHg)

127.39 ± 25.3

113.31 ± 24.7

 = 0.024

 DBP (mmHg)

65.49 ± 18.7

55.33 ± 19.3

 = 0.003

 Body temp. (°C)

37.66 ± 0.4

38.12 ± 0.9

 = 0.001

 GCS

13.66 ± 2.4

10.40 ± 1.9

 < 0.001

Blood gases

 PaO2

121.99 ± 14.4

101.88 ± 22.9

 = 0.004

 PCO2

40.09 ± 9.1

44.23 ± 11.2

 = 0.019

 SpO2%

95.67 ± 3.5

92.64 ± 6.2

 < 0.001

 HCO3

20.81 ± 3.8

18.61 ± 5.7

 = 0.008

 Base excess

1.31 ± 0.3

 − 0.56 ± 0.1

 = 0.005

 FiO2

62.30 ± 11.5

72.08 ± 8.1

 = 0.021

 PaO2/FiO2

175.27 ± 15.5

158.43 ± 23.7

 = 0.172

24-h urinary output (L/24 h)

1.64 ± 0.1

1.31 ± 0.1

 = 0.027

Vasopressor use

8 (8%)

16 (33.3%)

 < 0.001

Mechanically ventilated on admission

14 (14%)

37 (77.1%)

 < 0.001

ICU stay/days

6.01 ± 0.4

8.90 ± 0.7

 = 0.001

APACHE IV scores

 < 0.001

 Median (IQR)

48 (0 − 102)

74.5 (12 − 130)

 Mean ± SD

49.37 ± 18.6

64.46 ± 28.9

SAPS III scores

 < 0.001

 Median (IQR)

10.5 (0 − 85)

25.5 (1 − 95)

 Mean ± SD

15.35 ± 11.5

30.88 ± 23.6

SOFA scores

 = 0.004

 Median (IQR)

6 (0 − 41)

10 (3 − 33)

 Mean ± SD

8.38 ± 7.5

10.40 ± 5.2