Yale-Brown Obsessive Compulsive Scale

1. How much of your time is occupied by obsessive thoughts?

None Less than 1 hour per day 1-3 hours per day 3-8 hours per day More than 8 hours per day

2. How much do your obsessive thoughts interfere with functioning in your social, work, school, home life, or other role?

None Slight interference, but not a problem Definite interference, but manageable Significant interference Extreme interference, debilitating

3. How much distress to your obsessive thoughts cause you?

None Mild, not to disturbing Moderate, disturbing, but still manageable Severe, very disturbing Extreme, near constant and debilitating stress

4. How much effort do you make to resist these thoughts?

Always make an effort to resist, or don't even need to resist Try to resist most of the time Make some effort to resist Reluctantly give-in to all of these obsessive thoughts Completely and willingly give-in to all of these obsessive thoughts

5. How much control do you have over your thoughts?

Complete control Much control, usually able to stop or change obsessive thoughts Moderate control, sometimes able to stop or change obsessive thoughts Little control, rarely successful in stopping or reducing obsessive thoughts No control, rarely able to even temporarily alter obsessive thoughts

6. How much time do you spend performing compulisive behaviors?

None Less than 1 hour per day 1-3 hours per day 3-8 hours per day More than 8 hours per day

7. How much do your compulsive behaviors interfere with your work, school, or social functioning? Is there anything you don't do because of your compulsions?

None Slight, but overall performance not impaired Definite interference, but still manageable Substantial impairment Extreme, incapacitating

8. How anxious would you become if you were prevented from performing your compulsive behaviors?

Not at all anxious Only slightly anxious Some anxiety, but manageable High levels and disturbing increase in anxiety Extreme, incapacitating anxiety

9. How much of an effort do you make to resist the compulsions?

Always make an effort to resist, or symptoms so minimal don't need to resist Try to resist most of the time Make some effort to resist Relunctantly yield or give-in to tall he compulsions Completely and willingly yield to all compulsions

10. How much control do you have over your compulsions?

Complete control Much control, usually able to stop or divert compulsions with some effort and concentration Moderate control, sometimes able to stop or divert compulsive behaviors Little control, rately successful in stopping or dismissing compulsive behaviors No control, rarely able to even momentarily alter compulsive behaviors