Table 4 Psychometric properties of IHDS for detection of neurocognitive disorder.

From: Psychometric properties of International HIV Dementia Scale as screening tool for neurocognitive disorder among people living with HIV/AIDS

Cutoff (≤)

Sensitivity

Specificity

Youden’s J-Index

LR+ 

LR−

PPV

NPV

7

50%

87.3%

0.37

3.93

0.57

22.2%

96%

8

75%

78.4%

0.53

3.47

0.32

35.3%

95.2%

9

80%

77.3%

0.57

3.52

0.25

54.5%

91.9%

10

84.2%

77.5%

0.61

3.36

0.20

64%

91.2%

11

84.8%

53.8%

0.38

1.83

0.28

70%

73.7%

  1. PPV; positive predictive value, NPV; negative predictive value and LR; likelihood ratio.
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