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Table 5 Monitoring values for ARDS severity on study days

From: Albumin rather than C-reactive protein may be valuable in predicting and monitoring the severity and course of acute respiratory distress syndrome in critically ill patients with or at risk for the syndrome after new onset fever

  

AUROC

95% CI

P-value

Optimal cutoff

SN

SP

PPV

NPV

Berlin ≥1

day 0

        
 

Albumin

0.62

0.52-0.72

0.03

<20 g/L

71

51

58

65

 

day 1

        
 

Albumin

0.66

0.56-0.77

0.003

<20 g/L

84

44

55

77

 

day 2

        
 

Albumin

0.67

0.56-0.78

0.002

<17 g/L

67

65

58

73

 

day 7

        
 

Albumin

0.71

0.59-0.81

<0.001

<14 g/L

38

92

81

63

Berlin ≥2

day 1

        
 

Albumin

0.67

0.57-0.76

0.002

<18 g/L

73

54

44

80

 

day 2

        
 

Albumin

0.68

0.58-0.77

<0.001

<17 g/L

73

62

46

84

 

day 7

        
 

CRP

0.65

0.53-0.76

0.045

>105 mg/L

67

64

47

80

Berlin ≥3

day 7

        
 

Albumin

0.77

0.65-0.86

0.01

<18 g/L

100

49

10

100

 

CRP

0.91

0.82-0.97

<0.001

>162 mg/L

100

73

19

100

LIS >1

day 0

        
 

CRP

0.70

0.60-0.79

0.01

>81 mg/L

78

54

92

27

 

day 1

        
 

CRP

0.65

0.55-0.75

0.04

>182 mg/L

42

92

97

20

 

day 2

        
 

Albumin

0.82

0.73-0.89

<0.001

<21 g/L

86

64

94

43

 

day 7

        
 

Albumin

0.81

0.70-0.89

<0.001

<17 g/L

56

92

97

31

 

CRP

0.79

0.68-0.87

<0.001

>60 mg/L

68

79

93

36

LIS >2.5

day 1

        
 

Albumin

0.69

0.56-0.78

0.02

<11 g/L

39

96

70

88

 

day 7

        
 

Albumin

0.72

0.60-0.82

0.004

<18 g/L

83

53

26

94

 

CRP

0.83

0.73-0.91

<0.001

>158 mg/L

75

80

41

94

  1. Abbreviations: AUROC-area under the receiver operating characteristics curve; CI-confidence interval; CRP-C-reactive protein; LIS-lung injury score; NPV-negative predictive value; PPV-positive predictive value; SN-sensitivity-SP-specificity.