From: Rasch analysis of the Hospital Anxiety and Depression Scale (HADS) for use in motor neurone disease
 | Original cut-off | N | % | Revised cut-off | N | % |
---|---|---|---|---|---|---|
HADS-D | ≥ 11 | 45 | 15.1 | ≥ 8 | 33 | 11.1 |
 | 8 to 10 | 54 | 18.1 | 5 to 7 | 61 | 20.5 |
 | ≤ 7 | 199 | 66.8 | ≤ 4 | 204 | 68.5 |
HADS-A | ≥ 11 | 56 | 18.8 | ≥ 9 | 67 | 22.5 |
 | 8 to 10 | 52 | 17.5 | 7 to 8 | 33 | 11.1 |
 | ≤ 7 | 190 | 63.8 | ≤ 6 | 198 | 66.4 |