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Table 5 Sensitivity and specificity of the Pittsburgh Sleep Quality Index at each cut-off score in community dwelling Ethiopian adults

From: Validation of the Pittsburgh sleep quality index in community dwelling Ethiopian adults

Cut-off Score Sensitivity Specificity
0.5 0.99 0.14
1.5 0.99 0.29
2.5 0.97 0.35
3.5 0.95 0.40
4.5 0.91 0.46
5.5 0.82 0.56
6.5 0.73 0.65
7.5 0.61 0.74
8.5 0.53 0.83
9.5 0.41 0.93
10.5 0.12 0.96
11.5 0.05 0.99
12.5 0.02 0.99
14 0.01 1.00
16 0 1.00