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Trial · NCT04224558

Registered outcomes11

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryChange in mucosal healingChange from pre-HSCT (baseline) to 6 months and 12 months post HSCT
Change mucosal healing as determined by the simple endoscopic score for crohn's disease (SES-CD). The SES-CD assesses the size of mucosal ulcers, the ulcerated surface, the endoscopic extension and the presence of stenosis. Each are measured on a scale of 0-3 and are summed to create a total score. For total score, 0-2 indicates remission, 3-6 indicates mild endoscopic activity, 7-15 indicates moderate endoscopic activity, and \> 15 indicates severe endoscopic activity.
PrimaryChange in erythrocyte sedimentation rate (SED rate)Change from pre-HSCT (baseline) to 2, 4, 6, 12, and 24 months post HSCTChange in SED rate (mm/hour)
PrimaryChange in fecal calprotectin concentrationChange from pre-HSCT (baseline) to 2, 4, 6, 12, and 24 months post HSCTChange in fecal calprotectin concentration
PrimaryChange in C reactive protein (CRP)Change from pre-HSCT (baseline) to 2, 4, 6, 12, and 24 months post HSCTChange in C reactive protein (CRP)
PrimaryIncidence of Treatment-Emergent Adverse Events [Safety and Tolerability]Up to 24 months post HSCTNumber of treatment-emergent adverse events (including death (transplant related mortality, TRM) and severe toxicity (≥ grade 3 toxicity; NCI Toxicity Criteria version 4.0)
PrimaryIncidence of HSCT Related ComplicationsUp to 24 months post HSCTThe incidence of HSCT related complications, i.e. viral reactivations (CMV, Adenovirus, EBV, BK virus) or fungal infections.
PrimaryChange in clinical measures of sustained remissionUp to 24 months post HSCT
Change in CDAI score (Crohn's Disease Activity Index). The CDAI measure the signs, symptoms, and history of Crohn's Disease based on the past 7 days. The index measures abdominal pain, stools per day, general wellbeing, HCT, ESR, Albumin, height, weight, abdominal exam, perirectal disease, and extra-intestinal manifestations each scaled between 0-10. The sum of these measures creates a total score between 0-100 with the higher score representative of more disease activity.
SecondaryChange in quality of life0, 2, 4, 6, 12 and 24 months post HSCT
Change in score on the IMPACT-III Questionnaire (A Quality of Life Questionnaire for Children with Inflammatory Bowel Disease) after HSCT. It is a self-report measure with 35 closed questions encompassing six proposed domains: Bowel Symptoms (7 items), Systemic Symptoms (3 items), Social Functioning (12 items), Body Image (3 items), Treatment/Interventions (3 items), and Emotional Functioning (7 items). The IMPACT-III uses 5-point Likert scale ranging from 1 to 5 for all answers. The outcome score ranges from 35 to 175, with higher scores suggesting better quality of life.
SecondaryChange in school and work productivity0, 2, 4, 6, 12 and 24 months post HSCT
Change in school productivity and activity impairment as determined by the modified Work Productivity and Activity Impairment (WPAI) Index score. The Modified WPAI yield four types of scores: absenteeism (school time missed), presenteeism (impairement at school), school productivity (overall work impairment/absenteeism plus presenteeism), and activity impairement. WPAI outcomes are expressed as impairement percentages, with higher numbers indicating greater impairement and less productivity.
SecondaryChange in thymopoiesis after HSCT0, 2, 4, 6, 12 and 24 months post HSCT
the amount of T-cell receptor excision circles (TREC) will be determined. TRECs are excision circles of DNA excised during the process of T cell receptor (TCR) rearrangement. Since these TRECs do not replicate during cell division, they can also be a measure for recent thymic emigrants.
SecondaryChange in T-cell repertoire after HSCT using spectratyping0, 2, 4, 6, 12 and 24 months post HSCT
The CDR3 (complement determining region) of the TCRβ chain is the most variable region of the TCR and is generated by recombination of the variable, diversity and joining region of the DNA. The length of this region differs between different T-cell clones due to nucleotide transferases or removed nucleotides during recombination, and the variability of these lengths can be used to estimate thymic diversity. This variability can be determined by electrophoresis, after amplification of this region by PCR.

Source ClinicalTrials.govtrials-2026-11-12-0.5.0

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

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