A Closed-loop Assessment and Treatment Platform for Unipolar Depression and Anxiety


This study is a validation study to evaluate the acceptability and feasibility of the closed-loop strategy employing the mobile mental health application with the target population to prepare for a large-scale efficacy trial in adults with MDD, depression and/or anxiety.

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18 Years to 60 Years old
This study is NOT accepting healthy volunteers
Inclusion Criteria:
1. Participant must be 18 to 60 years of age. 2. Participant must score ≥ 9 on the Patient Health Questionnaire-9 (PHQ-9). 3. Participant taking antidepressants or engaged in psychotherapy will not be excluded. If potential participants are currently prescribed psychotropic medication, they must be on a clinically stable medication regimen for ≥ 6 weeks prior to screening, based on self-report or as verified by medical health records, when available and authorized. 4. Participant must be a fluent English speaker. 5. Participant must have adequate sensorimotor capacity to perform the program, including visual capacity adequate to read from a computer screen at a normal viewing distance, auditory capacity adequate to understand normal speech, and motor capacity adequate to control and use a mobile device and/or computer as required to complete study activities. 6. Participant must have access to wireless Internet connectivity. 7. Participant must be willing to communicate with study staff via email.
Exclusion Criteria:
1. Participant with unstable and/or untreated conditions that may affect cognition, including untreated substance abuse/dependence disorders, unmanaged cardiovascular disease, endocrine or neurologic disorder, epilepsy, brain injury, hospitalization within 6-weeks of enrollment, ongoing chemotherapy or other cancer treatment (e.g., radiation) . 2. Participant with history or current DSM-5 diagnosis of psychosis, such as schizophrenia, schizoaffective disorder, delusion disorder, psychotic disorder NOS, bipolar disorder, substance abuse (<1 year), and/or mood congruent or mood incongruent psychotic features or disorders. 3. Participant has a history or current diagnosis of dementia and/or scores less than a 14 (75%) on the UBACC. 4. Participant with active suicidal ideations or behaviors within 2 months of screening. 5. Participant that shows signs of intoxication due to current substance abuse (including alcohol and/or illegal drugs) during any in person visit. Such participants will have that visit re-scheduled; participants with this problem occurring more than once may be excluded and dropped at the discretion of the Principal Investigators. 6. Participant has problems performing assessments or comprehending or following spoken instructions, or those with behaviors during screening or baseline visits that, in the judgment of the screening staff, are likely to present significant problems for the staff conducting assessments. 7. Participant is enrolled in a concurrent clinical trial involving an investigational pharmaceutical, nutraceutical, medical device, or behavioral treatment that could affect the outcome of this study. However, participation in standard treatments (e.g., occupational therapy) or use of prescribed medications (e.g., anti-depressants) is allowable.. 8. Participant is using computer-based cognitive training programs or has used it within a month of the consent date.

Other: Mobile-device, plasticity-based adaptive cognitive treatment

Major Depressive Disorder

Erik Lee -
Gamze Camsari
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