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. Author manuscript; available in PMC: 2015 Jun 1.
Published in final edited form as: Am J Geriatr Psychiatry. 2013 Sep 13;22(6):545–550. doi: 10.1016/j.jagp.2013.03.009

Table 1. Diagnostic Characteristics of the PCL by Cutscore for Three Age Groups.

Cut Score Ages 21–49 Ages 50–64 Ages 65–81
Sensitivity Specificity Correctly Classified Sensitivity Specificity Correctly Classified Sensitivity Specificity Correctly Classified
17 100.00% 0.00% 11.76% 100.00% 0.00% 16.93% 100.00% 0.00% 5.12%
18 95.83% 22.22% 30.88% 100.00% 24.91% 37.62% 100.00% 32.38% 35.84%
19 95.83% 27.22% 35.29% 96.30% 38.11% 47.96% 100.00% 46.67% 49.40%
20 95.83% 34.44% 41.67% 96.30% 43.02% 52.04% 100.00% 55.56% 57.83%
21 95.83% 38.89% 45.59% 94.44% 48.30% 56.11% 100.00% 63.49% 65.36%
22 95.83% 43.89% 50.00% 92.59% 53.96% 60.50% 82.35% 69.84% 70.48%
23 95.83% 47.22% 52.94% 92.59% 58.11% 63.95% 76.47% 75.56% 75.60%
24 95.83% 50.56% 55.88% 88.89% 61.89% 66.46% 76.47% 80.32% 80.12%
25 95.83% 52.78% 57.84% 85.19% 64.15% 67.71% 64.71% 81.27% 80.42%
26 95.83% 56.67% 61.27% 85.19% 67.55% 70.53% 58.82% 85.71% 84.34%
27 95.83% 57.22% 61.76% 85.19% 69.81% 72.41% 58.82% 87.30% 85.84%
28 95.83% 57.78% 62.25% 85.19% 72.45% 74.61% 58.82% 89.52% 87.95%
29 95.83% 58.89% 63.24% 85.19% 76.98% 78.37% 58.82% 90.79% 89.16%
30 95.83% 62.22% 66.18% 85.19% 78.11% 79.31% 58.82% 91.75% 90.06%
31 91.67% 63.89% 67.16% 83.33% 80.00% 80.56% 58.82% 92.06% 90.36%
32 91.67% 65.56% 68.63% 81.48% 80.00% 80.25% 58.82% 93.33% 91.57%
33 91.67% 66.67% 69.61% 81.48% 80.38% 80.56% 58.82% 94.29% 92.47%
34 91.67% 68.33% 71.08% 81.48% 81.51% 81.50% 52.94% 95.24% 93.07%
35 91.67% 68.89% 71.57% 79.63% 82.26% 81.82% 52.94% 95.56% 93.37%
36 91.67% 71.11% 73.53% 77.78% 83.02% 82.13% 47.06% 95.87% 93.37%
37 87.50% 71.67% 73.53% 75.93% 84.53% 83.07% 47.06% 96.51% 93.98%
38 87.50% 72.22% 74.02% 74.07% 85.28% 83.39%
39 87.50% 72.78% 74.51% 74.07% 86.04% 84.01% 47.06% 97.14% 94.58%
40 87.50% 73.89% 75.49% 74.07% 86.79% 84.64%
41 87.50% 76.11% 77.45% 72.22% 88.30% 85.58% 41.18% 97.14% 94.28%
42 87.50% 77.78% 78.92% 68.52% 88.68% 85.27%
43 87.50% 78.33% 79.41% 68.52% 89.81% 86.21% 35.29% 97.78% 94.58%
44 79.17% 78.89% 78.92% 64.81% 90.94% 86.52% 35.29% 98.10% 94.88%
45 79.17% 80.00% 79.90% 61.11% 92.08% 86.83% 35.29% 98.41% 95.18%
46 79.17% 82.78% 82.35% 57.41% 92.83% 86.83% 35.29% 98.73% 95.48%
47 75.00% 82.78% 81.86% 55.56% 93.21% 86.83% 29.41% 99.05% 95.48%
48 75.00% 85.00% 83.82% 55.56% 93.96% 87.46%
49 66.67% 86.11% 83.82%
50 66.67% 87.22% 84.80% 53.70% 94.72% 87.77%
51 66.67% 91.11% 88.24% 51.85% 95.09% 87.77%
52 62.50% 91.67% 88.24% 50.00% 95.09% 87.46% 29.41% 99.37% 95.78%
53 62.50% 93.89% 90.20%
54 54.17% 93.89% 89.22% 48.15% 95.09% 87.15%
55 50.00% 95.00% 89.71%
56 50.00% 95.56% 90.20% 46.30% 95.47% 87.15% 29.41% 99.68% 96.08%
57 41.67% 95.56% 89.22% 44.44% 95.85% 87.15%
58 41.67% 96.11% 89.71% 40.74% 95.85% 86.52%
59 37.50% 96.11% 89.22% 38.89% 96.98% 87.15% 17.65% 99.68% 95.48%
62 11.76% 99.68% 95.18%
63 33.33% 97.22% 89.71% 35.19% 97.74% 87.15%
64 33.33% 98.33% 90.69%
65 29.17% 98.33% 90.20% 5.88% 99.68% 94.88%
66 25.00% 98.33% 89.71% 31.48% 98.11% 86.83%
67 25.00% 98.89% 90.20%
68 25.93% 98.11% 85.89%
69 20.37% 98.49% 85.27%
70 16.67% 98.89% 89.22% 16.67% 98.49% 84.64%
72 12.50% 98.89% 88.73% 14.81% 98.49% 84.33% 5.88% 100.00% 95.18%
73 8.33% 98.89% 88.24% 11.11% 98.49% 83.70% 0.00% 100.00% 94.88%
74 4.17% 98.89% 87.75% 9.26% 98.49% 83.39% 0.00% 100.00% 94.88%
76 7.41% 98.49% 83.07% 0.00% 100.00% 94.88%
77 3.70% 98.49% 82.45% 0.00% 100.00% 94.88%
78 4.17% 99.44% 88.24% 3.70% 98.87% 82.76% 0.00% 100.00% 94.88%
79 3.70% 99.25% 83.07% 0.00% 100.00% 94.88%
81 4.17% 100.00% 88.73% 1.85% 99.25% 82.76% 0.00% 100.00% 94.88%
83 0.00% 100.00% 88.24% 0.00% 99.25% 82.45% 0.00% 100.00% 94.88%
85 0.00% 100.00% 88.24% 0.00% 99.62% 82.76% 0.00% 100.00% 94.88%
>85 0.00% 100.00% 88.24% 0.00% 100.00% 83.07% 0.00% 100.00% 94.88%