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Clinical trial Recruiting at 1 site Observational Ages 6 to 13

Long-term follow-up on childhood interventions for child development

Official title: Early Childhood Intervention to Reduce Deficits of Underprivileged Children - Follow-up Study

Run by The University of Hong Kong · NCT05778669 · Data updated 2026-11-12

This study looks at how early help for kids from different backgrounds affects their health, social skills, and school success as they grow up.

Quick facts

Study typeObservational
Ages6 Years to 13 Years
SexAll
Enrollment1486 (estimated)
SponsorThe University of Hong Kong
Academic / other
Locations1 site (Hong Kong)
StatusRecruiting
StartedMarch 1, 2023
Main results expectedDecember 31, 2027
Study endsMarch 31, 2028
Registry record updatedJune 9, 2023
Trial IDNCT05778669 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are children and their families who participated in the KeySteps Phase One Study and are currently enrolled in primary schools in Hong Kong.

Probably not a fit

Patients who may not benefit include those who withdrew from the original study, do not understand Chinese, or are not attending primary schools in Hong Kong.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study is a 5-year follow-up of the KeySteps Phase One Study, which aimed to address disparities between privileged and underprivileged children. It will assess the long-term effects of early childhood interventions on children's health, psychosocial conditions, and academic performance as they progress through primary school. Data will be collected from the original cohort, including health assessments and tracking of medical events through the healthcare system. The study aims to understand how socioeconomic factors influence child development over time.

Why it matters

Potential benefit: If successful, this study could provide insights into effective interventions that improve health and educational outcomes for children from disadvantaged backgrounds.

How similar studies have gone: Other studies have shown success in similar approaches, indicating that early childhood interventions can have lasting positive effects on child development.

Who can join: the full rules

Show full inclusion / exclusion criteria 
Inclusion Criteria:

* Children and their families of the KS Phase One Study cohort in Academic Year 2018-19
* Children and their families are willing to join this follow-up study

Exclusion Criteria:

* Children and their families withdrew themselves from KS Phase One Study (KeySteps@JC - Early Child Intervention (KSJC) previously
* Children cannot understand Chinese
* Children's parents cannot understand Chinese
* Children who are not studying primary schools in Hong Kong

Where it's running

  • The University of Hong Kong
    Hong Kong, Hong Kong     Recruiting

Study contacts

  • Principal investigator: Patrick IP, MBBS, MPH — The University of Hong Kong
  • Study coordinator: Patrick IP, MBBS, MPH
  • Email: patricip@hku.hk
  • Phone: +852 2255 4090

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
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Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.