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Table 4 Sensitivity and specificity (%) vs CH for different MTA score thresholds

From: Validity and reliability of the medial temporal lobe atrophy scale in a memory clinic population

MTA cut-off

Sensitivity

Specificity

AD

SVD

Mixed

 ≤ 74 years

N

77

19

26

99

 0.5

96.1

89.5

92.3

36.4

 1.0

81.8

84.2

80.8

67.7

 1.5

66.2

47.4

53.8

97.0

 2.0

48.1

26.3

42.3

100

 ≥ 75 years

N

21

6

25

6

 0.5

95.2

83.3

100

0

 1.0

90.5

66.7

88.0

16.7

 1.5

76.2

50.0

72.0

66.7

 2.0

61.9

16.7

48.0

100

  1. MTA cut-off indicates lowest pathological mean MTA score (average right + left)
  2. Dementia subtypes other than AD, vascular dementia and mixed dementia not shown (n (≤ 74 years) = 33, n (≥ 75 years) = 7)
  3. AD Alzheimer’s disease, CH Cognitively healthy, Mixed Mixed dementia, MTA Medial temporal lobe atrophy, SVD Subcortical vascular dementia