Long-term心理 and cognitive check after stem cell transplant for immune deficiencies
Official title: Long-term Psychological and Cognitive Evaluation of Children Treated With Allogeneic Hematopoietic Stem Cell Transplantation for Immunodeficiency
Run by Assistance Publique - Hôpitaux de Paris · NCT07766304 · Data updated 2026-11-12
This study tests the long-term neurocognitive and psychological functioning of 6–8 year-old children who had an allogeneic stem cell transplant for a primary immune deficiency, at least two years after the transplant.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 6 Years to 8 Years |
| Sex | All |
| Enrollment | 30 (estimated) |
| Sponsor | Assistance Publique - Hôpitaux de Paris Academic / other |
| Locations | 1 site (Paris) |
| Status | Recruiting |
| Started | September 19, 2026 |
| Main results expected | September 2028 |
| Study ends | September 2028 |
| Registry record updated | October 16, 2026 |
| Trial ID | NCT07766304 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Children aged 6 to under 9 years who were treated with allogeneic HSCT for a primary immunodeficiency at Necker Hospital and are at least two years post-transplant.
✕Probably not a fit
Children who do not meet the age window, were transplanted for non-PID conditions, or are unable to participate in assessments may not benefit.
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 follows children aged 6 to just under 9 years who underwent allogeneic hematopoietic stem cell transplantation for a primary immunodeficiency at least two years ago. The assessment focuses on neurocognitive, psychological, and psychosocial functioning during a routine follow-up day hospital visit at Necker-Enfants Malades Hospital in Paris. The pilot aims to describe the multidimensional outcomes and identify potential factors associated with long-term well-being after transplantation. Enrollment is limited to patients treated at the Necker hospital who meet specific age and language criteria, with informed consent from guardians. No experimental interventions are being tested; standardized assessments are used to characterize outcomes over time.
Why it matters
Potential benefit: Findings could inform care plans and support services to improve long-term cognitive and psychosocial outcomes for children after stem cell transplantation.
How similar studies have gone: Past research on long-term psychosocial effects after HSCT in children exists mainly for cancer patients; this study addresses a gap in PID-specific, long-term outcomes with a similar observational approach.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Patients who underwent allogeneic transplantation for a primary immunodeficiency at Necker Hospital, regardless of the genetic diagnosis, and at least 2 years post Allogeneic hematopoietic stem cell transplantation. * Chronological age at the time of evaluation between 6 years and 8 years 11 months. * Holders of parental authority and children or adolescents or adults' patients informed and consenting to participate in the study Exclusion Criteria: * Child transplanted for a condition other than the primary immunodeficiency or at a different center. * Presence of an associated acquired or genetic neurological condition, independent of the PID, likely to significantly impair cognitive development. * Severe uncorrected sensory impairment (auditory or visual) rendering the cognitive assessment uninterpretable. * Refusal to participate by the child or those with parental authority. * Child not fluent in French or not proficient enough in French to complete the cognitive tests and questionnaires. * Profound intellectual disability.
Where it's running
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Hôpital Necker-Enfants Malades
Paris, France Recruiting
Study contacts
- Principal investigator: Agathe Escudier, MD — Assistance Publique - Hôpitaux de Paris
- Study coordinator: Agathe Escudier, M.D.
- Email: agathe.escudier@aphp.fr
- Phone: 0144498222
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.