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Major Depressive DisorderPhase 1/2SPIDEPNCT03433339

Spinal Cord Stimulation for the Treatment of Major Depressive Disorder

A Phase 1/2 study testing Active transcutaneous spinal direct current stimulation in people with Major Depressive Disorder, run by University of Cincinnati at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This pilot clinical trial will evaluate the efficacy and safety of transcutaneous direct current stimulation (tsDCS) in major depressive disorder. Read more about this study

Who is it for?
Ages 18 to 55 years
Conditions the study is for
Major Depressive Disorder
What is being tested?
Active transcutaneous spinal direct current stimulation
Type of treatment
Medical device
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
20 participants
Where
1 siteUnited States
Study dates
29 Aug 2018to 13 Sep 2022
Phase
Phase 1/2
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 55 years
  • All sexes
  • No healthy volunteers
  • Adult

Who may be able to join

  • age 18-55 yrs., inclusive
  • female or male
  • Body mass index (BMI) 18.5 to 35 kg/mts2, inclusive
  • current MDD episode diagnoses confirmed by Mini International Neuropsychiatric Interview (MINI) 5.0 with a duration of ≥1 month and ≤24 months
  • moderate MDD symptoms according to Montgomery-Asberg Depression Rating Scale (MADRS) score ≥ 20 to ≤35
  • no current or recent (past month) antidepressant pharmacological treatment
  • Generalized anxiety disorder (GAD) and other anxiety symptoms will be permitted
  • using an effective contraceptive method (all participants of childbearing potential).

Who cannot join

  • Current or lifetime MDD episode non-responsive to two or more antidepressant treatments at adequate doses and time (including ECT)
  • Current or lifetime bipolar disorder or schizophrenia diagnosis
  • current (past month): PTSD, psychotic or substance use disorder (nicotine and caffeine allowed)
  • significant risk of suicide according to Columbia Suicide Severity Rating Scale (CSSRS) or clinical judgment, or suicidal behavior in the past year
  • current chronic severe pain conditions
  • current chronic use of: opioids analgesics, medications that affect blood pressure or drugs with significant autonomic effects (stimulants and antipsychotics allowed if dose stable for 1 month)
Show all 12Show fewer
  • neurological, endocrinological, cardiovascular (including diagnosed hypertension) or other clinically significant medical conditions as judged by the clinician
  • skin lesions on electrode placement region
  • implanted electrical medical devices
  • Pregnancy
  • suspected Intellectual quotient (IQ)<80
  • any other clinically relevant reason as judged by the clinician.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Lindner Center of HOPE/University of Cincinnati

    Mason, Ohio, 45040

Other trials in United States

About this study

This pilot clinical trial will evaluate the efficacy and safety of transcutaneous direct current stimulation (tsDCS) in major depressive disorder.

Read the detailed description

This study aims to 1) determine the efficacy and safety of tsDCS in adult patients with major depressive disorder (MDD) and 2) investigate interoceptive awareness, somatic symptoms, autonomic and metabolic regulation as potential mediators of antidepressant response to tsDCS. We predict that 1) Active tsDCS treatment will result in a greater decrease in depressive symptom severity compared to Sham tsDCS in adult patients with MDD, 2) active tsDCS will be safe and well tolerated in adult patients with MDD and 3) change in interoceptive awareness, somatic symptoms, and autonomic and metabolic parameters will be associated with change in depressive symptom severity. To accomplish these aims, we will conduct an 8-week, double blinded, randomized, sham controlled, parallel group, pilot clinical trial study design. A total of 20 adult antidepressant-free MDD patients will be randomized to receive Active (n=10) or Sham (n=10) tsDCS protocols for 8 weeks in a 1:1 ratio. We will combine the use of a tsDCS device, psychometric instruments to diagnose MDD, and measures of depressive symptom severity, somatic symptoms, interoceptive awareness, autonomic function (blood pressure, heart rate), and potential metabolic markers as predictors of response.

Being tested
Active transcutaneous spinal direct current stimulation, Sham transcutaneous spinal direct current stimulation
Keywords
depression, transcutaneous spinal direct current stimulation, non-invasive, major depressive disorder
Medical subject headings
Depressive Disorder, Major, Depression

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Active transcutaneous spinal direct current stimulationDevice

    Active anode electrodes placed at Thoracic 10 level, Cathode electrode placed on right shoulder.

  • Sham transcutaneous spinal direct current stimulationDevice

    Sham anode electrodes placed at Thoracic 10 level, Cathode electrode placed on right shoulder.

Study groups in NCT03433339
Study groupRoleWhat they receive
Active TreatmentExperimentalThoracic anodal transcutaneous spinal direct current stimulation 2.5 milliampere (mA) for 20 min/ three times per week for 8 weeks.
Receives: Device: Active transcutaneous spinal direct current stimulation
Sham TreatmentSham comparatorThoracic anodal transcutaneous spinal direct current sham stimulation session of 20min/ three times per week for 8 weeks.
Receives: Device: Sham transcutaneous spinal direct current stimulation

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Montgomery Asberg Depression Rating Scale (MADRS) Score Change

    Difference in change from baseline to week 8 (or last available observation) in Montgomery Asberg Depression Rating Scale summed total scores scores between active and sham transcutaneous spinal direct current stimulation (tsDCS) groups. Scores range from 0 to 60, with higher scores indicating worse depressive symptom severity.

    Measured: 8 weeks (or last available observation).

Secondary outcomes (16)
  1. Number of Participants With Skin Redness

    Number of participants with skin redness in the active and sham tsDCS groups.

    Measured: 8 weeks

  2. Clinical Global Impression-Improvement (CGI-I)

    Clinical Global Impression-Improvement (CGI-I) scale score at week 8 (or last available information) difference between Active and Sham tsDCS groups. Range is from 1 to 7 with lower scores indicating better outcome.

    Measured: 8 weeks

  3. Montgomery Asberg Depression Rating Scale (MADRS) Sub-component Score (Item 2) Change

    MADRS Item 2 score change from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. MADRS Item 2 (Reported sadness) scores range from 0 to 6 and a higher score indicates a worse severity.

    Measured: 8 weeks

  4. Patient Health Questionnaire-9 (PHQ-9) Score Change

    PHQ-9 score change from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Scores range from 0 to 27, with higher scores indicating worse severity.

    Measured: 8 weeks

  5. Multidimensional Assessment of Interoceptive Awareness (MAIA) Score Change-Noticing Subscale

    MAIA Noticing subscale score change from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Noticing Subscale scores range 0 to 5 and higher scores indicate better outcomes.

    Measured: 8 weeks

  6. Binge Eating Scale (BES) Score Change

    BES score change from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Scores range from 0 to 46, with higher scores indicating a worse outcome.

    Measured: 8 weeks

  7. Four-Dimensional Symptom Questionnaire (4-DSQ)- Somatization Dimension Score Change

    4-DSQ Somatization dimension score change from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Somatization scale scores range from 0 to 32, with higher scores indicating a worse outcome.

    Measured: 8 weeks

  8. Systolic Blood Pressure Score Change

    Systolic Blood Pressure score change in mmHg from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Normal range is considered below 140 mmHg. A greater decrease from baseline to week 8 in mmHg is considered favorable.

    Measured: 8 weeks

  9. Heart Rate Score Change

    Heart Rate score change in beats per minute (BPM) from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Normal BPM is considered between 60 to 100. A decrease in value is considered favorable.

    Measured: 8 weeks

  10. Body Mass Index Change

    Body mass index (BMI) change in kg/mts2 from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Normal range is 18 to 25 kg/mt2. A decrease in value is considered favorable.

    Measured: 8 weeks

  11. Adiponectin Level Change

    Adiponectin level change (in ug/mL) from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. No normative levels available. Decreased levels are considered favorable in the context of the study.

    Measured: 8 weeks

  12. Leptin Level Change

    Leptin level (in ng/ml) change from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Usual normal range 4.7 - 23.7 ng/ML. Decreased levels are considered favorable.

    Measured: 8 weeks

  13. Cortisol Level Change

    Cortisol level change from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Typical afternoon levels may range 5-10 nmol/L. Decreased levels are considered favorable outcomes.

    Measured: 8 weeks

  14. Insulin Level Change

    Insulin level change from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Fasting range typically 16-166 Milli-international Units Per Liter (mIU/L). Decreased levels are considered a favorable outcome.

    Measured: 8 weeks

  15. Fibroblast Growth Factor-21 (FGF-21) Level Change

    Fibroblast growth factor-21 (FGF-21) level change from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Levels in ng/ml. No normative range established. Decreased levels are considered favorable in the context of the study.

    Measured: 8 weeks

  16. Fatty Acid (LCn-3) Level Change

    Fatty Acid (LCn-3) level percentage change from baseline to week 8 (or last available observation) difference between Active and Sham tsDCS groups. Results reported on Erythrocyte eicosapentaenoic acid + docosahexaenoic acid (EPA+DHA) percentage change. Increase in EPA+DHA would indicate a better outcome.

    Measured: 8 weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted14 Feb 2018
  2. Study start29 Aug 2018
  3. Primary completion13 Sep 2022
  4. Study completion13 Sep 2022

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1/2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
8-week, double blinded, randomized, sham controlled, parallel group, pilot clinical trial study design.
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
20 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03433339
Sponsor's protocol ID
SPIDEP 2017-7424
Acronym
SPIDEP
Status last verified
Dec 2024
First submitted
8 Feb 2018
Last updated
27 Dec 2024
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
Yes
Individual data sharing
Undecided: A plan for individual participant data is not included in the current protocol. Following Federal, State and Institutional regulations, data could be shared with other researchers after the study ends.

Publications

  • Romo-Nava F, Awosika OO, Basu I, Blom TJ, Welge J, Datta A, Guillen A, Guerdjikova AI, Fleck DE, Georgiev G, Mori N, Patino LR, DelBello MP, McNamara RK, Buijs RM, Frye MA, McElroy SL. Effect of non-invasive spinal cord stimulation in unmedicated adults with major depressive disorder: a pilot randomized controlled trial and induced current flow pattern. Mol Psychiatry. 2024 Mar;29(3):580-589. doi: 10.1038/s41380-023-02349-9. Epub 2023 Dec 20.

    PubMed 38123726

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing Active transcutaneous spinal direct current stimulation in people with Major Depressive Disorder, run by University of Cincinnati at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 12 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 27 Dec 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this combined phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 23 Apr 2024). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Montgomery Asberg Depression Rating Scale (MADRS) Score Change (time frame: 8 weeks (or last available observation).). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03433339, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 27 Dec 2024.

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