Table 1.

Classification of Obsessive-Compulsive Disorder

Categories	DSM-IV	ICD-10
A. Presence of recurrent obsessions and/or compulsions	yes	yes
B. Patient realizes they are excessive and unreasonable (not required for children)	yes	yes, but no mention of the children exclusion
C. Severe enough to be time consuming or cause marked distress or significant impairment	yes	yes, but no mention of time consuming
D. If other axis I disorder present, obsessional or compulsive content not restricted to it	yes	mentions comorbidity of depression and OCD – OCD diagnosis preferred only in absence of depressive episode
E. Disturbance not due to direct physiological effects of substance or general medical condition	yes	not mentioned