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Can a smartphone app lift teen depression?

NCT ID NCT07163013

Symptom relief Sponsor: First Affiliated Hospital of Chongqing Medical University Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether a mobile app called Moca, which delivers digital cognitive behavioral therapy (DCBT), can reduce depressive symptoms in Chinese adolescents aged 12 to 18. Two hundred teens with moderate to severe symptoms will use the app for weekly guided sessions. The goal is to see if the app is both effective and acceptable as a treatment option.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
digital cognitive behavioral therapy (DCBT) via a mobile app called Moca
What this could lead to
If it works, this could provide a scalable, accessible treatment option for depressed adolescents who might not otherwise get help.
What could go wrong
This is a relatively small, early-stage trial in one country, so results may not apply elsewhere. The app-based approach may not work for everyone, and some teens may need more intensive support.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 200 people

The number the study aims to enrol. It can still change while the study runs.

Started

May 2025

Expected to finish

Sep 2026

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

12 to 18 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Age 12 to 18 years; 2. Scored 28 or higher on the children's depression rating scale-revised (CDRS-R); 3. Have the ability to read and write in Chinese; 4. Participant and at least one of their guardians provided written consent; 5. Have access to mobile phone and internet. Exclusion Criteria: 1. The researchers assessed that the adolescent's depressive symptoms were too severe to participate to CADS-D; 2. Scored 5 or higher on item 13 (suicidal ideation) on CDRS-R; 3. Participants who met diagnosis of other mental disorder except depression; 4. Severe physical illnesses or other physical disabilities that prevented the use of DCBT; 5. Within the past three months or currently undergoing any antidepressant treatment, including medication therapy, psychotherapy, and physical therapy; 6. Unavailability to follow up months after intervention.

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Conditions

The condition(s) this trial relates to.

Depression

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Depressive symptom

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • The First Affiliated Hospital of Chongqing Medical University

    RECRUITING

    Chongqing, 400016, China

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