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Cohort Study in Okaya City

Cohort Study in Okaya City, Nagano Prefecture: Relationship between Maternal and Child Health Information and Mental Health Status in the Sixth and Ninth Grade Children

Status
Active, not recruiting
Phases
Unknown
Study type
Unknown
Source
JPRN
Registry ID
JPRN-jRCT1030260228
Enrollment
2500
Registered
2026-06-16
Start date
2025-12-01
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

N/A mental health

Interventions

None listed

Sponsors

Sasayama Daimei
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Persons born between April 2, 2010 and April 1, 2017, and their caregivers. 2. Persons who, at the time of the survey, were enrolled as 6th-grade elementary school students or 3rd-grade junior high school students in Okaya City, and their caregivers. 3. Persons who agree (6th-grade students) and whose caregivers consent to responding to the questionnaire and to the use of data obtained from "Early Detection and Early Support for Children's Mental Health Problems Using Maternal and Child Health Information: A Complete Cohort Study in Okaya City, Nagano Prefecture" (Approval Nos. 3297, 3614, 3905, 4324, 5603) and "A Complete Cohort Study in Okaya City, Nagano Prefecture: The Relationship Between Maternal and Child Health Information and Mental Health Status in 6th-Grade Children" (Approval No. 5129).

Exclusion criteria

Exclusion criteria: Persons whom the principal investigator determines to be unsuitable as research participants.

Design outcomes

Primary

MeasureTime frame
Strength and Difficulties Questionnaire—

Contacts

Public ContactDaimei Sasayama

Shinshu University

sasayama@shinshu-u.ac.jp+81-263-37-2638

Outcome results

None listed

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