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Table 1 Test property to predict actual tear by MRI criteria

From: A Useful MRI Classification for Symptomatic Discoid Lateral Meniscus

 

Criterion 1

Criterion 2

Criterion 3

p value

Kappa value

0.337

0.367

0.447

 

Test property

 Accuracy

75.93

82.72

90.12

<  0.05 a

 Sensitivity

74.83

85.31

96.50

<  0.05 a

 Specificity

84.21

63.16

42.11

<  0.05 a

 PPV

97.27

94.57

92.62

>  0.05 b

 NPV

30.77

36.36

61.54

>  0.05 b

Intraclass correlation coefficient

 Intra-observer

0.745

0.669

0.817

<  0.05

 Inter-observer

0.673

0.784

0.906

<  0.05

  1. Significance was calculated using a two-tailed, a McNemar’s test and b Bennett’s test
  2. Values of test property are presented as the percentage (%)
  3. PPV positive predictive value, NPV negative predictive value