The effects of the iCBT app on mental health

The effects of the self-guided iCBT app on depressive symptoms and psychological distress: a randomized controlled trial - The effects of the self-guided iCBT app on depressive symptoms and psychological distress: a randomized controlled trial

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000058038

Enrollment

1000

Registered

2025-06-10

Start date

2025-06-16

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

None listed

Interventions

The self-guided iCBT app consists of the following six modules: 1) Psychoeducation based on the transactional model of stress and coping 2) Case-formulation based on the cognitive behavioral model

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Those who are more than 18 years old. 2) Individuals in full-time employment

Exclusion criteria

Exclusion criteria: N/A

Design outcomes

Primary

Measure	Time frame
Depressive symptoms (PHQ-9) Psychological distress (K6)	—

Secondary

Measure	Time frame
Work engagement (UWES) Work performance (HPQ) Well-being (WHO5) (Only intervention group) Implementation outcome (iOSDMH) Japanese version of the user version of the Mobile Application Rating Scale e application assessment scale (uMARS) Complete rate of the program (System log)	—

Countries

Japan

Contacts

Public ContactKotaro Imamura

Graduate School of Medicine, The University of Tokyo Department of Digital Mental Health

kouima-tky@umin.ac.jp03-5800-9621

Outcome results