Personalized Computerized Inhibitory Control Training for OCD

This study will evaluate the effectiveness of a computerized training program (called
Personalized Computerized Inhibitory Training, or PCIT) coupled with cognitive behavioral
therapies (CBT) consisting of Exposures and Response Prevention in treating obsessive
compulsive disorder (OCD) in patients who previously underwent CBT, but still have residual
symptoms.

Inclusion Criteria:

- Principal diagnosis of OCD (assessed by SCID).

- Clinically significant OCD symptoms (Y-BOCS score of at least 16).

- Have a history of completing a trial of at least 1 EX/RP sessions.

- Have access to a computer or laptop.

Exclusion Criteria:

- Individuals with the following disorders will excluded: bipolar, psychosis, current
major depressive disorder (assessed by SCID).

- Patients with head injury and loss of consciousness of more than five minutes or a
neurological condition affecting the central nervous system.

- Patients taking a psychiatric medication will be asked to maintain a stable dose for 6
weeks prior to study entry.

- Vision or hearing loss (although individuals with vision corrected by glasses or
contacts will not be excluded).

- Active suicidality warranting immediate clinical care.