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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.