OCD Test – Yale-Brown Obsessive Compulsive Scale (Y-BOCS)

OCD Test – Yale-Brown Obsessive Compulsive Scale (Y-BOCS)

This self-rating scale is designed to assess the severity and type of symptoms in patients with OCD.

Instructions:OCD Test - Yale-Brown Obsessive Compulsive Scale (Y-BOCS) | OCD Manchester Psychotherapist, OCD Counsellor

  1. Read each question below carefully.  The first 5 questions relate to obsessive thoughts, the last 5 questions relate to compulsive behaviours.
  2. Select an answer based on the average occurrence of each item over the last week.
  3. When you have completed all the questions click the Calculate Score button below.
  4. Print the results.
  5. If you scored highly on this test (above 21), or you are concerned about your health, then do speak to your doctor or other health professional for a more thorough evaluation.


NOTE: The results of this test are intended as a guide only. They are not intended to be a clinical diagnosis.  No diagnosis is being offered.  For a formal clinical diagnosis of Obsessive Compulsive Disorder (OCD) speak with your doctor or other qualified health professional.



Obsessive Compulsive Disorder Test



1. How much of your time is occupied by obsessive thoughts?
2. How much do your obsessive thoughts interfere with functioning in your social, work, or other roles?
3. How much distress do your obsessive thoughts cause you?
4. How much of an effort do you make to resist the obsessive thoughts?
5. How much control do you have over your obsessive thoughts?
6. How much time do you spend performing compulsive behaviours?
7. How much do your compulsive behaviours interfere with functioning in your social, work, or other roles?
8. How anxious would you become if you were prevented from performing your compulsive behaviours?
9. How much of an effort do you make to resist the compulsions?
10. How much control do you have over the compulsions?
Y-BOCS Scale:
0-7   None
8-15   Mild
16-23 Moderate
24-31 Severe
32-40 Extreme
Your score:
Lower scores are better.
Scores above 21 may indicates a potential clinical case.
Provided by Inner Changes Psychotherapy and Counselling Manchester, UK
Website: http://www.manchester-psychotherapy.co.uk/
Telephone: 0161 881 4333


Goodman WK et al. (1989) The Yale-Brown Obsessive Compulsive Scale. I. Development, use, and reliability, Arch Gen Psychiatry. 1989 Nov;46(11):1006-11.


Assessment Tests on This Website

  1. Generalised Anxiety Disorder Test (GAD-7)
  2. Liebowitz Social Anxiety Scale (LSAS – SR)
  3. PCL-5 Post Traumatic Stress Disorder (PTSD) Test
  4. Rosenberg Self-Esteem Scale (RSES)
  5. Yale-Brown Obsessive Compulsive Scale (Y-BOCS) – OCD Test
  6. Zung Self-Rating Depression Scale (SDS) – Depression Test
  7. Patient Health Questionnaire Quick Depression Assessment(PHQ-9) – Depression Test


OCD Test – Yale-Brown Obsessive Compulsive Scale (Y-BOCS).

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