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Evaluation of the efficacy of smartphone-based cognitive behavioral therapy for preventing relapse in treatment-resistant depression after a successful course of repetitive transcranial magnetic stimulation: a randomized controlled trial

Evaluation of the efficacy of smartphone-based cognitive behavioral therapy for preventing relapse in treatment-resistant depression after a successful course of repetitive transcranial magnetic stimulation: a randomized controlled trial - A randomized controlled trial of smartphone-based cognitive behavioral therapy for preventing relapse of depression after rTMS

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000059046
Enrollment
156
Registered
2025-11-01
Start date
2025-11-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Major depressive disorder

Interventions

Combination of smartphone-based cognitive behavioral therapy and pharmacotherapy pharmacotherapy alone

Sponsors

Fujita Health University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients who have provided written informed consent after receiving sufficient explanation about the study and fully understanding it, based on their own free will Adult patients (aged 18 years or older) with depression who did not achieve the expected therapeutic effect despite adequate pharmacotherapy with existing antidepressants and were judged to be eligible for rTMS therapy Patients who, after 3 to 6 weeks of rTMS therapy, demonstrated response, defined as a reduction of 50% or more in HAMD-17 total score from baseline, or remission, defined as a HAMD-17 total score of 7 or lower, and with a PHQ-9 score of less than 10 Patients capable of verbal and written communication in Japanese Patients who own a smartphone and are familiar with its operation

Exclusion criteria

Exclusion criteria: Patients with suicidal ideation Patients with a history of schizophrenia, schizoaffective disorder, or bipolar disorder, as clinically diagnosed by the attending physician Patients with a current diagnosis of dementia, eating disorder, substance dependence, or borderline personality disorder, as clinically diagnosed by the attending physician Patients judged by the investigators to have difficulty using the smartphone application Any other patients deemed inappropriate for participation by the principal investigator or co-investigators

Design outcomes

Primary

MeasureTime frame
Relapse-free survival up to 26 weeks from study initiation

Secondary

MeasureTime frame
Change from baseline in PHQ-9 GAD-7 and EQ-5D-5L scores Incidence of major depressive episodes as assessed by CIDI Occurrence of PHQ9 total score greater than or equal to 10 with endorsement of item 9 (Thoughts that you would be better off dead or of hurting yourself in some way) at level 2 (more than half the days) or level 3 (nearly every day) on two consecutive assessments Hospitalization and death Adverse events spontaneously reported by study participants

Countries

Japan

Contacts

Public ContactYuki Matsuda

Fujita Health University School of Medicine Department of Development and Education of Clinical Research

myuki@fujita-hu.ac.jp0562-93-2000

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026