Table 1.

Patient Characteristics.

Patient	Sex	Age onset (years)	Education *	Disease duration (years)	Axis I comorbidity	Obsessions	Compulsions	Medication history			Psychotherapy	Previous DBS	Time to last follow‐up (months)
								SSRI	Antipsychotica	Clomipramine
1	Female	15	4	33	MDD	Perfectionism	Cleaning, ordering, Checking	Venlafaxine	Aripiprazol		CBT	STN	74
2	Female	20	6	20		Fear of contamination	Washing, cleaning	Paroxetine, Cipramil, Sertralin	Olanzapine, Risperidon		CBT		35
3	Female	22	6	31		Fear of contamination, perfectionism	Cleaning, counting, checking	Sertraline, Citalopram, Duloxetine	Quetiapine	Yes	CBT		28
4	Male	13	6	22	MDD, ASD	Fear of harming others	Mental compulsions, washing	Fluoxetine	Quetiapine	Yes	CBT		11
5	Female	29	5	28	MDD	Fear of harm, contamination	Mental compulsions, checking	Sertraline, Paroxetine, fluvoxamine		Yes	CBT		20
6	Male	12	5	45	MDD	Need for order, cleanliness	“Just‐Right” behavior	Paroxetine, Venlafaxine, Amitriptyline		Yes	CBT		20
7	Female	6	4	22		Fear of contamination, Fear of harming others	Cleaning, washing, checking, counting	Fluoxetine, Sertralin			CBT		12
8	Female	17	5	35	ED: AN	Penance and reward	Cleaning, checking, exercise	Fluvoxamine, Paroxetine, Citalopram	Quetiapine	Yes	CBT		10

^*According to the Dutch Verhage classification of education.

AN, anorexia nervosa; ASD, autism spectrum disorder; ED, eating disorder; MDD, major depression disorder.