I check things more often than necessary.

I get upset if objects are not arranged properly.

I feel compelled to count while I am doing things.

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

I find it difficult to control my own thoughts.

I collect things I don't need.

I repeatedly check doors, windows, drawers, etc.

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

I feel I have to repeat certain numbers.

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

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

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

I repeatedly check gas and water taps and light switches.

I need things to be arranged in a particular order.

I feel that there are good and bad numbers.

I wash my hands more often and longer than necessary.

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