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Table 2 ROC curve values for Cl:Na ratio ≤ 0.74. Values in mmol/L

From: Plasma Cl:Na ratio: a simple alternative to Stewart's Strong Ion equation for detection of elevated lactate or unmeasured anions in metabolic acidosis

 

Cut-off

  

AUC

 

value

Sensitivity

Specificity

(95% Cl)

Lactate

>2.4

72

65

0.75 (0.64–0.85)

UMA

>4.3

86

64

0.82 (0.75–0.9)

Lactate + UMA

>12

89

81

0.86 (0.8–0.93)

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Critical Care

ISSN: 1364-8535