Internet-based cognitive behavioral therapy for prevention of depression during pregnancy and in the postpartum period

Internet-based cognitive behavioral therapy for prevention of depression during pregnancy and in the postpartum period - Internet-based cognitive behavioral therapy for prevention of depression during pregnancy and in the postpartum period (iPDP)

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000038190

Enrollment

5000

Registered

2019-11-25

Start date

2019-11-27

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 depression

Interventions

A fixed-order, smartphone-based multi-module stress management program in which respondents are required to study modules in a fixed order one per week. Program includes 6 modules that provides psycho

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Among the users of the information delivery application "Lunaluna Baby" for pregnant women, those who meet the following criteria: 1) Being over 20 years old, 2) Being 16 to 20 weeks gestation, 3) not meeting the current diagnosis of major depression assessed by the self-report version of CIDI 3.0, 4) Understanding the purpose of the research and having the ability to agree

Exclusion criteria

Exclusion criteria: Meeting the lifetime diagnosis of bipolar disorder assessed by the self-report version of CIDI 3.0

Design outcomes

Primary

Measure	Time frame
Diagnosis of major depression assessed by the the Japanese version of the WHO Composite International Diagnostic Interview version 3.0 during the 32 weeks gestation and 3 months postpartum.	—

Secondary

Measure	Time frame
1. The Edinburgh Postnatal Depression Scale (EPDS) at 32 weeks gestation, 1 week postpartum, 3 months postpartum, and 1 year postpartum. 2. Kessler's Psychological Distress Scale (K6) at 32 weeks gestation, 1 week postpartum, 3 months postpartum, and 1 year postpartum. 3. Somatic symptom Scale-8 (SSS-8) at 32 weeks gestation, 3 months postpartum, and 1 year postpartum 4. Tachikawa Resilience Scale (TRS) at 32 weeks gestation, 3 months postpartum, and 1 year postpartum 5. The Insomnia Severity Index (ISI) at 32 weeks gestation, 3 months postpartum, and 1 year postpartum. 6. Cambridge-Hopkins questionnaire short form (CH-RLSq13) at 32 weeks gestation, 3 months postpartum, and 1 year postpartum. 7. Maternal Anxiety Scale for 4-5-month-old children at 3 months postpartum and 1 year postpartum. 8. Medical cost at 32 weeks gestation, 3 months postpartum, and 1 year postpartum. 9. Implementation outcome at 34 weeks gestation	—

Measure

Time frame

1. The Edinburgh Postnatal Depression Scale (EPDS) at 32 weeks gestation, 1 week postpartum, 3 months postpartum, and 1 year postpartum. 2. Kessler's Psychological Distress Scale (K6) at 32 weeks gestation, 1 week postpartum, 3 months postpartum, and 1 year postpartum. 3. Somatic symptom Scale-8 (SSS-8) at 32 weeks gestation, 3 months postpartum, and 1 year postpartum 4. Tachikawa Resilience Scale (TRS) at 32 weeks gestation, 3 months postpartum, and 1 year postpartum 5. The Insomnia Severity Index (ISI) at 32 weeks gestation, 3 months postpartum, and 1 year postpartum. 6. Cambridge-Hopkins questionnaire short form (CH-RLSq13) at 32 weeks gestation, 3 months postpartum, and 1 year postpartum. 7. Maternal Anxiety Scale for 4-5-month-old children at 3 months postpartum and 1 year postpartum. 8. Medical cost at 32 weeks gestation, 3 months postpartum, and 1 year postpartum. 9. Implementation outcome at 34 weeks gestation

—

Countries

Japan

Contacts

Public ContactDaisuke Nishi

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

d-nishi@m.u-tokyo.ac.jp03-5841-3364

Outcome results

None listed

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