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Depressive SymptomsSYRANCT06408025

Syrenity App for Depression

A study testing Syrenity App in people with Depressive Symptoms, run by Indiana University at 1 site in United States.

Suspended

Paused. Enrolment is on hold for now and may resume.

Official record
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Trial summary

The goal of this clinical trial is to learn if the Syrenity mental health app reduces depressive symptoms when compared to a control condition. Secondarily, the trial will provide data on the usability and acceptability of the Syrenity app. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Depressive Symptoms
What is being tested?
Syrenity App
Could I receive a placebo?
No, everyone receives an active treatment
How many people
300 participants
Where
1 siteUnited States
Study dates
15 May 2024to 1 May 2027
Phase
Interventional
Are there results?
None posted in the registry

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 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • PHQ-9 >= 10
  • Use an iPhone or Android
  • Residing in the United States

Who cannot join

  • PHQ-9 item 9 >= 2

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Indiana University

    Bloomington, Indiana, 47408

Other trials in United States

About this study

Official title: Mental Health-App for Improving Depressive Symptoms

The goal of this clinical trial is to learn if the Syrenity mental health app reduces depressive symptoms when compared to a control condition. Secondarily, the trial will provide data on the usability and acceptability of the Syrenity app. The main questions it aims to answer are:

Does Syrenity reduce self-reported depressive symptoms compared to a waiting list control? How usable is the Syrenity app?

Being tested
Syrenity App
Medical subject headings
Depression

What participants receive

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

  • Syrenity AppOther

    Currently, the Syrenity App has two active interventions. One is an exposure-based intervention called "Face your fears." Another is an intervention based on behavioral activation called "Get better." The app also provides self-report questionnaires for tracking mood along with psychoeducation on a variety of topics relevant to mental health.

Study groups in NCT06408025
Study groupRoleWhat they receive
Syrenity AppExperimentalThe Syrenity App is a mental health app that has been designed to help improve mental health and well-being. The content on the app was created using cognitive-behavioral therapy principles. It uses both active and passive interventions. Active interventions are interventions where the user engages with the app in a back and forth dialogue (e.g., a conversation about restructuring unhelpful thoughts). Passive interventions meanwhile consist of text or videos that the user can read or watch and do not require dialogue with the app.
Receives: Other: Syrenity App
Waiting list controlNo interventionThose assigned to the waiting list control condition will complete weekly surveys as those assigned to the intervention group but will not have access to the Syrenity platform until after the the 6-week trial period.

What is being measured

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

  1. Patient Health Questionnaire 9 (PHQ-9)

    Depression symptoms will be assessed with the PHQ-9. The PHQ-9 is a 9-item self-report measure that assesses the frequency of symptoms of major depressive disorder as outlined by the Diagnostic and Statistical Manual of Mental Disorders (DSM-5). Response options range from 0 ("not at all") to 3 (nearly every day). Total scores on the PHQ-9 range from 0-27 with greater scores indicating greater frequency of depressive symptoms. A score greater than or equal to 10 on the PHQ-9 has been identified as a positive screen for major depression (Kroenke \& Spitzer, 2002). PHQ-9 will be assessed at baseline, and each week of the intervention.

    Measured: 6 weeks

Secondary outcomes (2)
  1. Generalized Anxiety Disorder Scale-7 (GAD-7)

    Anxiety symptoms will be assessed with the GAD-7, a 7-item self-report measure that assesses the frequency of anxiety symptoms. Responses range from 0 ("not at all") to 3 ("nearly every day"), yielding total scores that range from 0-21 with greater scores indicating greater frequency of anxiety symptoms. A score greater than or equal to 10 on the GAD-7 has been identified as a positive screen for anxiety in primary care settings (Spitzer et al., 2006). GAD-7 will be assessed at baseline, and each week of the intervention.

    Measured: 6 weeks

  2. Systems Usability Scale (SUS)

    The SUS is a brief measure for assessing the usability of given systems (e.g., websites, mobile devices). The SUS has ten items and is rated on a five-point scale with responses ranging from zero ("strongly agree") to four ("strongly disagree"). Scale scores are multiplied by 2.5 to produce scores ranging from zero to 100 with higher scores indicating greater usability. We administered the SUS at the end of the intervention (week 6). However, investigators also administered a slightly modified version of the SUS at baseline to control for between-individual differences (e.g., the tendency to give high ratings). Participants were asked to rate their prediction of the usability of the book at baseline "based on the small amount of information [they] have on the study."

    Measured: 6 weeks

Timeline

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

  1. First posted9 May 2024
  2. Study start15 May 2024
  3. Primary completion1 May 2027 (estimated)
  4. Study completion1 May 2027 (estimated)

Why it stopped: Study suspended for funding-related reasons

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 N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
300 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06408025
Sponsor's protocol ID
22283
Other IDs
2023-0410
Acronym
SYRA
Status last verified
Jun 2026
First submitted
6 May 2024
Last updated
2 Jul 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing Syrenity App in people with Depressive Symptoms, run by Indiana University 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 3 inclusion and 1 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: paused, as of the sponsor's last update on 2 Jul 2026. 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. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Results are not available in the source record.

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?

Patient Health Questionnaire 9 (PHQ-9) (time frame: 6 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 2 Jul 2026.

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