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In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 2. What I see looks 'flat' or 'lifeless', as if I were looking at a picture.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 4. I have found myself not being frightened at all in situations which normally I would find frightening or distressing.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 6. Whilst doing something I have the feeling of being a "detached observer" of myself.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 7. The flavour of meals no longer gives me a feeling of pleasure or distaste.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 10. I have the feeling of not having any thoughts at all , so that when I speak it feels as if my words were being uttered by an 'automaton'.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 12. I have the feeling that my hands or my feet have become larger or smaller.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 13. My surroundings feel detached or unreal, as if there was a veil between me and the outside world.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 14. It seems as if things that I have recently done had taken place a long time ago. For example anything which I have done this morning feels as if it were done weeks ago.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 15. Whilst fully awake I have "visions" in which I can see myself outside, as if I were looking my image in a mirror.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 16. I feel detached from memories of things that have happened to me - as if I had not been involved in them.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 17. When in a new situation, it feels as if I have been through it before.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 18. Out of the blue, I find myself not feeling any affection towards my family and close friends.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 20. I cannot feel properly the objects that I touch with my hands for, it feels as if it were not me who were touching it.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 21. I do not seem able to picture things in my mind, for example, the face of a close friend or a familiar place.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 22. When a part of my body hurts, I feel so detached from the pain that if feels as if it were 'somebody else's pain.'

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 24. When I move it doesn't feel as if I were in charge of the movements, so that I feel 'automatic' and mechanical as if I were a 'robot'.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 25. The smell of things no longer gives me a feeling of pleasure or dislike.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 26. I feel so detached from my thoughts that they seem to have a 'life' of their own.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 27. I have to touch myself to make sure that I have a body or a real existence.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 28. I seem to have lost some bodily sensations (eg, of hunger and thirst) so that when I eat or drink, it feels an automatic routine.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week 29. Previously familiar places look unfamiliar, as if I had never seen them before.

In general, it lasts: 1 = Few seconds 2 = Few minutes 3 = Few hours 4 = About a day 5 = More than a day 6 = More than a week Thank you for answering all the questions!! Reproduced from: Sierra M, Berrios GE. The Cambridge Depersonalization Scale: a new instrument for the measurement of depersonalization. Psychiatry Res 2000; 93:153. Table used with the permission of Elsevier Inc. All rights reserved.