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Table 2 Sensitivity, specificity, positive predictive value, negative predictive value and likelihood ratio of the ankle brachial index and toe brachial index compared with CT angiography

From: Toe brachial index and not ankle brachial index is appropriate in initial evaluation of peripheral arterial disease in type 2 diabetes

 

Sensitivity (95% CI) %

Specificity (95%CI) %

NPV (95% CI) %

PPV (95% CI) %

Likelihood ratio (LR)

ABI

35.29

(0.21 to 0.52)

93.62

(0.88 to 0.97)

57.14

(0.37 to 0.76)

85.71

(0.79 to 0.90)

5.53

TBI

82.35

(0.66 to 0.92)

92.20

(0.87 to 0.96)

71.79

(0.56 to 0.83)

95.59

(0.91 to 0.98)

10.56

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Diabetology & Metabolic Syndrome

ISSN: 1758-5996

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