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Table 3 Operating characteristics of M-FAST scale for two groups

From: Malingering and PTSD: Detecting malingering and war related PTSD by Miller Forensic Assessment of Symptoms Test (M-FAST)

 

Malingering group

War PTSD group

Specify

Sensitivity

HR

M-FAST

1

0

16

100

27

37

2

1

12

100

47

27

3

2

7

98

58

21

4

0

9

95

73

16

5

3

8

95

87

9

6a

3 a

5 a

87 a

92 a

8 a

7

9

3

85

100

8

8

11

0

70

100

15

9

15

0

52

100

24

10

9

0

27

100

37

11

5

0

12

100

44

12

1

0

3

100

48

13

1

0

2

100

49

Total

60

60

   
  1. a: cutoff point; sensitivity: percentage of malingering and war-related PTSD groups correctly classified at cutting score; specificity: percentage of malingering and war-related PTSD groups correctly classified at cutting score; HR, overall hit rate: percentage of all groups correctly classified.