Effectiveness Study of the Circle of Security Parenting (COSP) Program for Children with Neurodevelopmental Disorders and Their Caregivers

A Non-Randomized Comparative Study on the Effectiveness of the Circle of Security Parenting (COSP) Program for Caregivers and Children with Neurodevelopmental Disorders - A Non-Randomized Comparative Study on the Effectiveness of the Circle of Security Parenting (COSP) Program for Caregivers and Children with Neurodevelopmental Disorders

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000059508

Enrollment

Registered

2025-10-22

Start date

2025-10-01

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

Neurodevelopmental Disorders

Interventions

The intervention group will participate in the eight-session Circle of Security Parenting (COSP) program, with each session lasting approximately 120 minutes and conducted on a weekly basis. No treatm

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Children (Intervention/Non-Intervention Groups) 1. Children with a primary diagnosis of a neurodevelopmental disorder 2. Aged between 6 and 12 years at the time of study participation 3. Receiving outpatient care at a medical institution Caregivers (Intervention Group) 1. Able to participate in all eight COSP sessions 2. Provided written informed consent after receiving a full explanation of the study and demonstrating sufficient understanding of its content, based on their own free will. Caregivers (Non-Intervention Group) 1. Caregivers of children aged 6-12 years with a primary diagnosis of a neurodevelopmental disorder 2. Received a written invitation describing the study objectives, procedures, potential benefits and risks, contact information, and ethical considerations, and agreed to participate by returning a signed consent form.

Exclusion criteria

Exclusion criteria: Children 1) Receiving 90 min total or more per week of intensive intervention therapy or psychotherapy, or if they began or changed a pharmacotherapeutic regimen during the study period. Caregivers 1) Caregivers with a mental illness or developmental disability, or who had been reported to the juvenile welfare officer for perpetrating severe child abuse. 2) Previous or ongoing participation in a COSP-based psychological program at the time of study enrollment.

Design outcomes

Primary

Measure	Time frame
Tool to Measure Parenting Self-Efficacy Japanese version (TOPSE) Child Behavior Checklist 4-18 (CBCL) Coping with Toddlers' Negative Emotions Scale (CTNES) for the parental response to child distress Parenting Stress Index (PSI)	—

Countries

Japan

Contacts

Public ContactNobuyo KUBO

Kansai University of Welfare Sciences School of Psychological Science

kubo@tamateyama.ac.jp072-978-0088

Outcome results

None listed

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