1. I have saved up so many things that they get in the way.

2. I check things more often than necessary.

3. I get upset if objects are not arranged properly.

4. I feel compelled to count while I am doing things.

5. I find it difficult to touch an object when I know it has been touched by strangers or certain people.

6. I find it difficult to control my own thoughts.

7. I collect things I don’t need.

8. I repeatedly check doors, windows, drawers, etc.

9. I get upset if others change the way I have arranged things.

10. I feel I have to repeat certain numbers.

11. I sometimes have to wash or clean myself simply because I feel contaminated.

12. I am upset by unpleasant thoughts that come into my mind against my will.

13. I avoid throwing things away because I am afraid I might need them later.

14. I repeatedly check gas and water taps and light switches after turning them off.

15. I need things to be arranged in a particular way.

16. I feel that there are good and bad numbers.

17. I wash my hands more often and longer than necessary.

18. I frequently get nasty thoughts and have difficulty in getting rid of them.