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Table 2 Results

From: A targeted screening method for non-invasive vascular assessment of the lower limb

Results table

Participant group

Targeted screening method

AHA

%

95% confidence interval

%

95% confidence interval

Sensitivity

62.00

47.17 to 75.35

49.02

34.75 to 63.40

Specificity

85.07

74.26 to 92.60

94.12

85.62 to 98.37

Positive predictive value

75.61

2.25 to 7.66

86.21

68.34 to 96.11

Negative Predictive Value

75.00

0.31 to 0.65

71.11

60.60 to 80.18

Positive likelihood ratio

4.15b

2.25 to 7.66

8.33a

3.09 to 22.45

Negative likelihood ratio

0.45b

0.31 to 0.65

0.54

0.41 to 0.71

Diagnostic Accuracy

73.94

 

74.78

 
  1. aImportant likelihood ratio bMay be important likelihood ratio