Table 1 Baseline data analysis.

From: Predicting mortality and risk factors of sepsis related ARDS using machine learning models

Characteristics

Survive (N = 2470)

Non-survive(N = 916)

P-value

Vif values

Age

61.0 [49.0;72.0]

66.5 [56.0;76.2]

< 0.001

1.37

Anion gap

13.0 [11.0;15.0]

15.0 [13.0;18.0]

< 0.001

1.32

APACHE III

61.5 [45.0;81.5]

87.0 [66.0;108]

< 0.001

1.78

Arterial blood pressure diastolic

59.0 [54.0;65.0]

56.0 [51.0;62.0]

< 0.001

1.31

Arterial blood pressure mean

78.0 [72.5;85.0]

74.0 [69.0;81.0]

< 0.001

25.74

Arterial blood pressure systolic

117 [108;129]

111 [103;122]

< 0.001

1.35

Base_Excess

0.00 [-1.50;2.00]

-2.00 [-5.00;0.00]

< 0.001

2.27

Bicarbonate

25.0 [22.5;27.0]

22.0 [19.0;25.0]

< 0.001

103.2

Calculated total CO2

26.0 [23.0;29.0]

24.0 [20.5;26.5]

< 0.001

1.1

Chloride

105 [102;108]

104 [100;109]

0.01

83.35

Creatinine

0.90 [0.65;1.35]

1.30 [0.80;2.20]

< 0.001

2.3

Gender[male, n(%)]

1474 (59.7%)

513 (56.0%)

0.059

1.152

Glucose

124 [111;144]

136 [117;162]

< 0.001

9.62

Heart rate

86.0 [77.0;95.0]

89.8 [80.0;99.0]

< 0.001

8.08

Hemoglobin

9.50 [8.60;10.8]

9.20 [8.30;10.5]

< 0.001

5.67

Magnesium

2.10 [1.95;2.20]

2.10 [2.00;2.20]

0.003

1.35

MCH

30.2 [28.9;31.3]

30.4 [29.0;31.8]

< 0.001

1.54

MCHC

33.0 [32.0;34.0]

32.8 [31.8;33.8]

< 0.001

28.79

MCV

91.0 [87.0;95.0]

92.0 [88.5;97.0]

< 0.001

1.51

Non invasive blood pressure diastolic

64.0 [58.0;71.0]

58.5 [52.0;66.0]

< 0.001

3.08

Non invasive blood pressure mean

78.0 [71.0;85.0]

71.0 [65.9;78.0]

< 0.001

2.85

Non invasive blood pressure systolic

120 [111;132]

110 [102;121]

< 0.001

3.132

pCO2

41.0 [37.0;45.0]

39.0 [35.0;45.0]

< 0.001

1.03

pH

7.39 [7.36;7.43]

7.36 [7.31;7.41]

< 0.001

2.1

Phosphate

3.25 [2.80;3.75]

3.55 [2.90;4.40]

< 0.001

5.95

Platelet count

188 [123;270]

146 [77.4;221]

< 0.001

1.1

Potassium

4.00 [3.80;4.20]

4.10 [3.80;4.40]

< 0.001

12.98

Prothrombin

13.7 [12.6;15.3]

15.2 [13.2;20.0]

< 0.001

2.69

PT

13.7 [12.6;15.3]

15.1 [13.2;19.9]

< 0.001

2.53

PTT

31.2 [28.0;37.0]

36.2 [30.0;50.0]

< 0.001

9.34

RDW

14.8 [13.8;16.3]

16.0 [14.6;18.3]

< 0.001

30.39

Red blood cells

3.20 [2.87;3.60]

3.06 [2.73;3.50]

< 0.001

1.38

Respiratory rate

20.0 [18.0;22.0]

22.0 [19.0;25.0]

< 0.001

36.13

SAPS II

40.0 [31.0;50.0]

50.0 [40.0;61.0]

< 0.001

1.04

Sodium

140 [138;142]

139 [136;143]

< 0.001

32.31

SpO2

97.0 [96.0;99.0]

97.0 [96.0;99.0]

< 0.001

1.16

Temperature

37.1 [36.9;37.3]

37.0 [36.7;37.3]

< 0.001

53.7

Urea nitrogen

21.0 [14.0;32.5]

30.0 [19.9;50.0]

< 0.001

31.29

White blood cells

11.1 [8.60;14.1]

12.6 [8.78;17.8]

< 0.001

11.3

  1. VIF variance inflation factor, SAPS II simplified acute physiology score II, MCV mean corpuscular volume, MCH mean corpuscular hemoglobin, APACHE III acute physiology and chronic health evaluation III, pH potential of hydrogen, PT prothrombin time; PTT partial thromboplastin time, MCHC mean corpuscular hemoglobin concentration, RDW red cell distribution width.
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