Table 4 Norm values for DESC-II
From: Validation of the Rasch-based Depression Screening in a large scale German general population sample
raw score | frequency | percentage | percentiles | θ | Z | T |
|---|---|---|---|---|---|---|
0 | 963 | 38.4 | 38.4 | -6.03 | -1.02 | 40 |
1 | 273 | 10.9 | 49.3 | -4.74 | -0.36 | 46 |
2 | 244 | 9.7 | 59.0 | -3.93 | 0.05 | 50 |
3 | 159 | 6.3 | 65.3 | -3.41 | 0.31 | 53 |
4 | 129 | 5.1 | 70.5 | -3.00 | 0.52 | 55 |
5 | 120 | 4.8 | 75.2 | -2.66 | 0.70 | 57 |
6 | 106 | 4.2 | 79.5 | -2.35 | 0.85 | 59 |
7 | 81 | 3.2 | 82.7 | -2.08 | 0.99 | 60 |
8 | 58 | 2.3 | 85.0 | -1.82 | 1.12 | 61 |
9 | 54 | 2.2 | 87.2 | -1.58 | 1.25 | 62 |
10 | 55 | 2.2 | 89.4 | -1.35 | 1.36 | 64 |
11 | 47 | 1.9 | 91.2 | -1.13 | 1.48 | 65 |
12 | 37 | 1.5 | 92.7 | -0.92 | 1.58 | 66 |
13 | 44 | 1.8 | 94.5 | -0.71 | 1.69 | 67 |
14 | 37 | 1.5 | 95.9 | -0.51 | 1.79 | 68 |
15 | 30 | 1.2 | 97.1 | -0.31 | 1.89 | 69 |
16 | 17 | .7 | 97.8 | -0.11 | 1.99 | 70 |
17 | 17 | .7 | 98.5 | 0.08 | 2.09 | 71 |
18 | 5 | .2 | 98.7 | 0.27 | 2.19 | 72 |
19 | 6 | .2 | 98.9 | 0.46 | 2.29 | 73 |
20 | 6 | .2 | 99.2 | 0.65 | 2.38 | 74 |
21 | 3 | .1 | 99.3 | 0.84 | 2.48 | 75 |
22 | 7 | .3 | 99.6 | 1.03 | 2.58 | 76 |
23 | 2 | .1 | 99.6 | 1.22 | 2.67 | 77 |
24 | 3 | .1 | 99.8 | 1.41 | 2.77 | 78 |
25 | 1 | .0 | 99.8 | 1.61 | 2.87 | 79 |
26 | 1 | .0 | 99.8 | 1.82 | 2.98 | 80 |
27 | 2 | .1 | 99.9 | 2.05 | 3.10 | 81 |
30 | 1 | .0 | 100.0 | 2.86 | 3.51 | 85 |
>/= 31 | 1 | .0 | 100.0 | 3.22 | 3.69 | 87 |