Clinical TrialTreatment-Resistant Depression (TRD)Recruiting

Long-term Observation of Participants With Mood Disorders

To learn the long-term impact of depression, bipolar disorder, and suicide risk.

Target Enrollment
1000 participants
Study Type
Phase NA observational
Design
Non-randomized

Detailed Description

This prospective cohort follow-up (up to 1 year per participant) will re-contact former participants of Protocol 01-M-0254 to assess long-term depressive symptoms, suicide attempts, and ketamine utilisation via online surveys and telephone interviews.

Design comprises two remote phases: Phase 1 online surveys (~30 minutes) assessing current symptoms and treatments; Phase 2 telephone interviews (1–4 hours) for in-depth clinical and treatment history.

Primary endpoint is Beck Depression Inventory score; secondary endpoints include self-reported suicide attempts, self-reported ketamine use, and suicide mortality via National Death Index linkage.

Study Arms & Interventions

Healthy Volunteers

experimental

Individuals who previously signed consent for ETPB research as healthy volunteers

Mood Disorder Patients

experimental

Individuals with mood disorders who previously signed consent for ETPB research

Participants

Ages
1899
Sexes
Male & Female

Inclusion Criteria

  • INCLUSION CRITERIA:
  • 1. Participants who signed consent for Protocol 01-M-0254: The Evaluation of Patients with Mood and Anxiety Disorders and Healthy Volunteers over a year ago.
  • 2. Age 18 years or older
  • 3. Able to provide informed consent online using study website or over the telephone
  • 4. Able to read and write English
  • EXCLUSION CRITERIA:
  • None.

Exclusion Criteria

  • None.

Study Details

  • Status
    Recruiting
  • Phase
    Phase NA
  • Type
    observational
  • Design
    Non-randomized
  • Target Enrollment1000 participants
  • Timeline
    Start: 2021-06-17
    End: 2023-10-01
  • Topic

Locations

National Institutes of Health Clinical CenterBethesda, Maryland, United States

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