OCD usually begins during late adolescence or
One-third of those with OCD report that their
first symptoms began before the age of 15.2
OCD occurs equally in males and females.
starts earlier in males than in females. (It is possible for preschool children
to develop OCD, although this is rare.)3
Males most often develop OCD between the ages
of 6 and 15.
Females usually develop OCD between the ages of 20 and
OCD is found in people from all ethnic
OCD occurs more often in people who have parents or
siblings (first-degree family members) with OCD.3, 1
Sadock BJ, Sadock VA (2007). Obsessive-compulsive
disorder. In Kaplan and Sadock's Synopsis of Psychiatry, Behavioral Sciences/Clinical Psychiatry, 10th ed., pp. 604-612.
Philadelphia: Lippincott Williams and Wilkins.
American Psychiatric Association (2007). Practice guideline for the treatment of patients with obsessive-compulsive disorder. American Psychiatric Association, Arlington, VA. Available online at www.psych.org/psych_pract/treatg/pg/prac_guide.cfm.
American Psychiatric Association (2000). Obsessive-compulsive
disorder. In Diagnostic and Statistical Manual of Mental Disorders,
4th ed., text rev., pp. 456-463. Washington, DC: American Psychiatric Association.
Primary Medical Reviewer
Kathleen Romito, MD - Family Medicine
Specialist Medical Reviewer
Lisa S. Weinstock, MD - Psychiatry
June 21, 2010
WebMD Medical Reference from Healthwise
June 21, 2010
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