Table 2 Correlation of the HADS items with their hypothesized subscales and HADS overall
HADS-A (anxiety subscale) | HADS-D (depression subscale) | HADS (overall) | |
|---|---|---|---|
Item number/Anxiety (HADS-A) | 1 | 0.572 | 0.88 |
13/I get sudden feeling of panic. | 0.734 | 0.358 | 0.529 |
9/I get a sort of frightened feeling like ‘butterflies’ in the stomach. | 0.660 | 0.284 | 0.581 |
3/I get a sort of frightened feeling as if something awful is about to happen. | 0.673 | 0.345 | 0.582 |
5/Worrying thoughts go through my mind. | 0.674 | 0.370 | 0.566 |
1/I feel tense or wound up. | 0.640 | 0.408 | 0.584 |
11/I feel restless as if I have to be on the move. | 0.504 | 0.257 | 0.584 |
8/I feel as if I am slowed down. | 0.533 | 0.640 | 0.420 |
Item number/Depression (HADS-D) | 0.572 | 1 | 0.90 |
7/I can sit at ease and feel relaxed. | 0.486 | 0.459 | 0.577 |
12/I look forward with enjoyment to things. | 0.386 | 0.666 | 0.607 |
2/I still enjoy the things I used to enjoy. | 0.359 | 0.667 | 0.616 |
4/I can laugh and see the funny side of things. | 0.352 | 0.664 | 0.524 |
10/I have lost interest in my appearance. | 0.308 | 0.562 | 0.622 |
14/I can enjoy a good book or TV program. | 0.305 | 0.711 | 0.550 |
6/I feel cheerful. | 0.416 | 0.620 | 0.554 |