Severe Combined Immunodeficiency (SCID)NCT01186913
Natural History Study of SCID Disorders
An observational study of Severe Combined Immunodeficiency (SCID) and Leaky SCID, run by National Institute of Allergy and Infectious Diseases (NIAID) at 44 sites in 2 countries.
Trial summary
This study is a prospective evaluation of children with Severe Combined Immune Deficiency (SCID) who are treated under a variety of protocols used by participating institutions. In order to determine the patient, recipient and transplant-related variables that are most important in determining outcome, study… Read more about this study
- Who is it for?
- Any age
- Conditions the study is for
- Severe Combined Immunodeficiency (SCID), Leaky SCID, Omenn Syndrome
- How many people
- 690 participants
- Where
- 44 sitesin 2 countries
- Study dates
- 2 Sep 2010to Sep 2028
- Phase
- Observational
- Are there results?
- Not yet: the study is under way
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages Any age
- All sexes
- No healthy volunteers
- Child, Adult, Older adult
Study population: Patients with SCID spectrum disorders that have undergone diagnostic workup per local center practice and referred for enrollment in this natural history study at one of the participating institutions (clinical research site locations).
Who may be able to join
- Stratum A: Typical SCID (formerly referred to as Classic SCID)- -Subjects who meet the following inclusion criteria and the intention is to treat with allogeneic hematopoietic cell transplant (HCT) are eligible for enrollment into Stratum A (Typical SCID) of the study:
- Absence or very low number of T cells (CD3 T cells <300/microliter) AND
- No or very low T cell function (<10% of lower limit of normal) as measured by response to phytohemagglutinin (PHA) OR
- T cells of maternal origin present.
- Stratum B: Leaky SCID, Omenn Syndrome, Reticular Dysgenesis-
- -Subjects who meet the following criteria and the intention is to treat with HCT are eligible for enrollment into Stratum B:
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- Leaky SCID:
- Maternal lymphocytes tested for and not detected AND
- Either one or both of the following (a,b) :
- a.) <50% of lower limit of normal T cell function as measured by response to PHA, OR response to anti-CD3/CD28 antibody
- b.) Absent or <30% of lower limit of normal proliferative responses to candida and tetanus toxoid antigens
- AND at least two of the following (a through e):
- a.) Reduced number of CD3 T cells
- age ≤2 years: <1500/microliter
- age >2 years and ≤4 years: <800/microliter
- age >4 years: <600/microliter
- b.) ≥80% of CD3+ or CD4+ T cells that are CD45RO+
- AND/OR >80% of CD3+ or CD4+ T cells are CD62L negative
- AND/OR >50% of CD3+ or CD4+T cells express HLA-DR (at <4 years of age)
- AND/OR are oligoclonal T cells
- c.) Hypomorphic mutation in IL2RG in a male, or homozygous hypomorphic mutation or compound heterozygosity with ≥1 hypomorphic mutation in an autosomal SCID-causing gene
- d.) Low T Cell Receptor Excision Circles (TRECs) and/or the percentage of CD4+/45RA+/CD31+ or CD4+/45RA+/CD62L+ cells is below the lower limit of normal.
- e.) Functional testing in vitro supporting impaired, but not absent, activity of the mutant protein, AND
- Does not meet criteria for Omenn Syndrome.
- Omenn Syndrome:
- Generalized skin rash
- Maternal lymphocytes tested for and not detected;
- --Note: If maternal engraftment was not assessed and ruled out, the subject is not eligible as Omenn Syndrome.
- ≥80% of CD3+ or CD4+ T cells are CD45RO+ AND/OR
- 80% of CD3+ or CD4+T cells are CD62L negative AND/OR
- 50% of CD3+ or CD4+ T cells express HLA-DR (at <2 years of age);
- Absent or low (< 30% lower limit of normal) T cell proliferation response to antigens (Candida, tetanus) to which the subject has been exposed
- NOTE: If proliferation to antigen was not performed, but at least 4 of the following 9 supportive criteria, at least one of which must be among those marked with an asterisk () below are present, the subject is eligible as Omenn Syndrome:
- Hepatomegaly
- Splenomegaly
- Lymphadenopathy
- Elevated IgE
- Elevated absolute eosinophil count
- *Oligoclonal T cells measured by CDR3 length or flow cytometry
- *Proliferation to PHA is reduced <50% of lower limit of normal or SI <30
- *Hypomorphic mutation in a SCID causing gene
- Low TRECS and/or the percentage of CD4+/45RA+/CD31+ or CD4+/45RA+/CD62L+ cells is below the lower limit of normal.
- Reticular Dysgenesis:
- Absence or very low number of T cells (CD3 <300/µL
- No or very low (<10% lower limit of normal) T cell response to PHA
- Severe neutropenia (absolute neutrophil count < 200 /µL) AND
- ≥2 of the following (a,b,c):
- a.) Sensori-neural deafness
- b.) Deficiency of marrow granulopoiesis on bone marrow examination
- c.) A pathogenic mutation in the adenylate kinase 2 (AK2) gene identified.
- Stratum C:
- Subjects who meet the following criteria and the intention is to treat with therapy other than allogeneic HCT, primarily PEG-ADA ERT or gene therapy with autologous modified (gene transduced) cells, are eligible for enrollment into
- Stratum C:
- ADA Deficient SCID with intention to treat with PEG-ADA ERT
- ADA Deficient SCID with intention to treat with gene therapy
- X-linked SCID with intention to treat with gene therapy
- Any SCID patient previously treated with a thymus transplant (includes intention to treat with HCT, as well as PEG-ADA ERT or gene therapy)
- Any SCID patient who received therapy for SCID deemed "non-standard" or "investigational", including in utero procedures.
Who cannot join
- -Subjects who meet any of the following exclusion criteria are disqualified from enrollment in Strata A, B, or C of the study:
- Presence of an Human Immunodeficiency Virus (HIV) infection (by PCR) or other cause of secondary immunodeficiency
- Presence of DiGeorge syndrome
- MHC Class I and MHC Class II antigen deficiency, and
- Metabolic conditions that imitate SCID or related disorders such as folate transporter deficiency, severe zinc deficiency or transcobalamin deficiency.
Trial locations and contacts
44 sites in 2 countries. Contact the study team or a site near you to ask about taking part.
44 sites in 2 countries
United States39 sites
University of Michigan Health System
Ann Arbor, Michigan, 48109
Children's Healthcare of Atlanta/Emory University School of Medicine
Atlanta, Georgia, 30322
NIH Clinical Center Genetic Immunotherapy Section
Bethesda, Maryland, 20892
University of Alabama at Birmingham
Birmingham, Alabama, 35233
Children's Hospital Boston
Boston, Massachusetts, 02115
Ann & Robert H. Lurie Children's Hospital of Chicago
Chicago, Illinois, 60614
Cincinnati Children's Hospital Medical Center
Cincinnati, Ohio, 45229
University Hospitals-Rainbow Babies and Children's Hospital
Cleveland, Ohio, 44106
Nationwide Children's Hospital
Columbus, Ohio, 43205
University of Texas Southwestern Medical Center/Children's of Dallas
Dallas, Texas, 75390-9263
Children's Hospital Denver
Denver, Colorado, 80220
Duke University
Durham, North Carolina, 27710
Hackensack University Medical Center
Hackensack, New Jersey, 07601
Texas Children's Hospital
Houston, Texas, 77030-2399
Children's Hospital Los Angeles
Los Angeles, California, 90027
University of California, Los Angeles
Los Angeles, California, 90095-1752
University of Wisconsin/ American Family Children's Hospital
Madison, Wisconsin, 53705-2275
St. Jude Children's Research Hospital
Memphis, Tennessee, 38105
Medical College of Wisconsin
Milwaukee, Wisconsin, 53226-4874
University of Minnesota Medical Center
Minneapolis, Minnesota, 55455
Children's Hospital/Louisiana State University Health Sciences Center
New Orleans, Louisiana, 70118
Memorial Sloan-Kettering Cancer Center
New York, New York, 10065
Lucile Salter Packard Children's Hospital at Stanford
Palo Alto, California, 94304
The Children's Hospital of Philadelphia
Philadelphia, Pennsylvania, 19104
Phoenix Children's Hospital
Phoenix, Arizona, 85016
Children's Hospital of Pittsburgh of UPMC
Pittsburgh, Pennsylvania, 15224
Oregon Health and Science University
Portland, Oregon, 97239-3098
Mayo Clinic Hospital
Rochester, Minnesota, 55905
University of Rochester Medical Center/ Golisano Children's Hospital
Rochester, New York, 14642
Primary Children's Medical Center/University of Utah
Salt Lake City, Utah, 84113
Methodist Children's Hospital of South Texas/Texas Transplant Institute
San Antonio, Texas, 78229
University of California San Francisco Children's Hospital
San Francisco, California, 94143-1278
Seattle Children's Research Institute
Seattle, Washington, 98101
Cardinal Glennon Children's Medical Center
St Louis, Missouri, 63104
Washington University St Louis Children's Hospital
St Louis, Missouri, 63110
Johns Hopkins All Children's Hospital
St. Petersburg, Florida, 33701
New York Medical College, Maria Fareri Children's Hospital
Valhalla, New York, 10595
Children's National Medical Center
Washington D.C., District of Columbia, 20010-2970
Alfred I. duPont Hospital for Children/Nemours
Wilmington, Delaware, 19803
Canada5 sites
Alberta Children's Hospital
Calgary, Alberta, T3B 6A8
CHU Sainte-Justine
Montreal, Quebec, H3T 1C5
The Hospital for Sick Children
Toronto, Ontario, M5G 1XB
British Columbia Children's Hospital
Vancouver, British Columbia, V6H 3V4
Cancer Care Manitoba
Winnipeg, Manitoba, R3E 0V9
About this study
Official title: A Prospective Natural History Study of Diagnosis, Treatment and Outcomes of Children With SCID Disorders (RDCRN PIDTC-6901)
This study is a prospective evaluation of children with Severe Combined Immune Deficiency (SCID) who are treated under a variety of protocols used by participating institutions. In order to determine the patient, recipient and transplant-related variables that are most important in determining outcome, study investigators will uniformly collect pre-, post- and peri-transplant (or other treatment) information on all children enrolled into this study.
Children will be divided into three strata:
Read more
- Stratum A: Typical SCID with virtual absence of autologous T cells and poor T cell function
- Stratum B: Atypical SCID (leaky SCID, Omenn syndrome and reticular dysgenesis with limited T cell diversity or number and reduced function), and
- Stratum C: ADA deficient SCID and XSCID patients receiving alternative therapy including PEG-ADA ERT or gene therapy.
Each Group/Cohort Stratum will be analyzed separately.
Read the detailed description
This study follows participants with SCID prospectively, meaning the study enrolls participants where there is a plan to receive a blood and marrow transplant, enzyme therapy, or gene therapy in the future. Participants are then followed according to a schedule set out by the study protocol after the procedure. There are no experimental therapies on this study.
The goal of this study is to learn more about: (1) outcomes from the treatment of SCID in the modern era of medicine (2) what factors lead to the best long-term outcomes, such as best donor, conditioning regimen, timing of transplant, etc., and (3) what impact newborn screening and the early diagnosis of SCID has had on the long-term outcomes following BMT or gene therapy. Information is also being gathered on how and when the immune system recovers after bone marrow transplant (BMT), quality of life for long-term survivors, and about whether children develop normally after treatment.
This natural history study is the largest coordinated prospective study of participants with SCID ever performed. Information that investigators will learn, both now and in the future, will help doctors and other health professionals to better treat children with SCID.
- Conditions
- Severe Combined Immunodeficiency (SCID), Leaky SCID, Omenn Syndrome, Reticular Dysgenesis, ADA SCID, XSCID
- Keywords
- Severe Combined Immunodeficiency (SCID), natural history study, SCID treatment
- Medical subject headings
- Severe Combined Immunodeficiency, Reticular dysgenesis, Severe combined immunodeficiency due to adenosine deaminase deficiency, X-Linked Combined Immunodeficiency Diseases
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
| Study group | Role | What they receive |
|---|---|---|
| Stratum A: Typical SCID +HCT | Stratum A: Typical Severe Combined Immunodeficiency (SCID) treated with HCT therapy. Participants with typical (formerly referred to as classic) SCID + allogeneic hematopoietic stem cell transplantation (HCT) therapy according to standard of care, per local protocol. | |
| Stratum B: Atypical SCID +HCT | Stratum B: Atypical Severe Combined Immunodeficiency (SCID) treated with HCT therapy. Participants with leaky SCID, Omenn syndrome, or Reticular Dysgenesis (RS) + allogeneic hematopoietic stem cell transplantation (HCT) therapy according to standard of care, per local protocol. | |
| Stratum C:SCID +Non-HCT | Stratum C: Severe Combined Immunodeficiency (SCID) who receive alternative therapy per standard of care, non-standard care and/or investigational. This stratum includes: * Adenosine Deaminase-Deficient SCID (ADA Deficient SCID) with intention to treat with Polyethylene Glycol -Adenosine Deaminase Enzyme Replacement Therapy (PEG-ADA ERT) * ADA Deficient SCID with intention to treat with gene therapy * X-linked SCID (XSCID) with intention to treat with gene therapy * Any individual with SCID previously treated with a thymus transplant (includes intention to treat with HCT, as well as PEG-ADA ERT or gene therapy) |
What is being measured
The primary outcome is the main question the study is designed to answer.
Overall Survival (OS) at Month 6 Post HCT
Assess the overall survival (OS) for participants after hematopoietic stem cell transplantation (HCT) for treatment of Severe Combined Immunodeficiency (SCID).
The time to this event is the time from HCT to death or last follow-up (whichever occurs first). All participants will be followed for a minimum of 6 months from HCT. Overall survival will be estimated at 6 months.
Measured: Month 6 Post HCT
Overall Survival (OS) at Year 2 Post HCT
Assess the overall survival (OS) for participants after hematopoietic stem cell transplantation (HCT) for treatment of Severe Combined Immunodeficiency (SCID).
The time to this event is the time from HCT to death or last follow-up (whichever occurs first). All participants will be followed for a minimum of 6 months from HCT. Overall survival will be estimated at 2 years.
Measured: Year 2 Post HCT
Overall Survival (OS) at Year 5 Post HCT
Assess the overall survival (OS) for participants after hematopoietic stem cell transplantation (HCT) for treatment of Severe Combined Immunodeficiency (SCID).
The time to this event is the time from HCT to death or last follow-up (whichever occurs first). All participants will be followed for a minimum of 6 months from HCT. Overall survival will be estimated at 5 years.
Measured: Year 5 Post HCT
Overall Survival (OS) at Year 8 Post HCT
Assess the overall survival (OS) for participants after hematopoietic stem cell transplantation (HCT) for treatment of Severe Combined Immunodeficiency (SCID).
The time to this event is the time from HCT to death or last follow-up (whichever occurs first). All participants will be followed for a minimum of 6 months from HCT. Overall survival will be estimated at 8 years.
Measured: Year 8 Post HCT
Secondary outcomes (17)
T Cell Reconstitution by Stratum-Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
A measure of immune reconstitution defined by the presence of three out of four of:
- Lymphocyte proliferation to PHA ≥50% of lower limit of normal control
- Total CD3+ > 1000 / microliter
- Total CD4+ > 500 / microliter
- Total CD4+ CD45RA+ > 200 / microliter
AND, for participants who received allogeneic HCT:
-Donor T cell chimerism ≥80%
Measured: From SCID Treatment (HCT, ERT or GT) to Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
B Cell Reconstitution by Stratum-Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
A measure of immune reconstitution defined by:
-Intravenous Immunoglobulin (IVIG) independence and at least three of the following:
- Normal IgA and IgM levels for age
- Normal IgG levels for age, independent of supplemental gammaglobulin
- Isohemagglutinins ≥1:8
- Specific antibody production while off IVIG
Measured: From SCID Treatment (HCT, ERT or GT) to Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
Engraftment at Day 100, Month 6, Year 2, Year 5 and Year 8 Post-HCT
Whole-blood engraftment and engraftment in T-, B-, or Natural Killer (NK)-cell subsets will be assessed.
For whole blood and subsets*, the following engraftment criteria will be used:
- < 5% donor = autologous reconstitution
- 5-80% donor = mixed chimerism
- ≥ 80% donor = full chimerism
- Subsets:
- CD3
- CD19
- CD14 and/or CD15 (myeloid cells)
- CD3- CD56+ NK cells
Outcome analysis restricted to participants with hematopoietic (stem) cell transplantation (HCT) intervention.
Measured: From HCT to Month 6, Year 2, Year 5 and Year 8 Post-HCT
Time to Resolution of Infections Diagnosed Prior to HCT
Time to resolution of any "pre-HCT" infections-bacterial, viral or fungal. Participants who are alive without resolving their pre-HCT infections will be considered censored at last contact.
Resolution of pre-existing infection defined by:
- Participant being clinically well,
- Participant off treatment for infection(s), and/or
- Negative culture/PCR assay.
Outcome analysis restricted to participants with pre-hematopoietic (stem) cell transplantation (HCT) opportunistic infections.
Measured: Through study completion, up to 8 years post-HCT
Incidence of New Infections Post-HCT
The occurrence of new documented bacterial, viral, or fungal infections-by site of disease, organism, date of onset, and resolution- post-HCT.
Participants who are alive without infection will be considered censored at last contact.
Outcome analysis restricted to participants with hematopoietic (stem) cell transplantation (HCT).
Measured: From HCT to Day 100, Month 6, Year 1, Year 2, Year 5, and Year 8 post-HCT
Proportion of Participants Achieving Normal Nutritional Status Post-HCT
Normal nutrition status defined by:
- Absence of chronic diarrhea and/or
- No longer requiring supplemental nutrition (i.e., tube feeding or TPN).
- TPN: total parenteral nutrition
Outcome analysis restricted to participants with hematopoietic (stem) cell transplantation (HCT) intervention.
Measured: Baseline (Pre-HCT) to Year 1, Year 2, Year 5 and Year 8 Post-HCT
Longitudinal Analysis: Growth Percentile in Body Height
Participant's height will be superimposed against gender specific standard growth charts.
Measured: Baseline (Pre-HCT), Year 1, Year 2, Year 5 and Year 8 Post-HCT
Longitudinal Analysis: Growth Percentile in Body Weight
Participant's weight will be superimposed against gender specific standard growth charts.
Measured: Baseline (Pre-HCT), Year 1, Year 2, Year 5 and Year 8 Post-HCT
Incidence of Acute Graft Versus Host Disease (GVHD) Post-HCT
Occurrence of acute GVHD. Any skin, gastrointestinal or liver abnormalities fulfilling the consensus criteria of Grades II-IV acute GVHD or grades III-IV acute GVHD are considered events.
Participants alive without acute GVHD will be censored at the time of last follow-up.
Outcome analysis restricted to participants with hematopoietic (stem) cell transplantation (HCT) intervention.
Measured: From HCT to Day 100 and Month 6 post-HCT
Incidence of Chronic Graft Versus Host Disease (GVHD) Post-HCT
Occurrence of chronic GVHD in any organ system fulfilling the criteria of limited or extensive chronic GVHD. Participants alive without chronic GVHD will be censored at time of last follow-up.
Outcome analysis restricted to participants with hematopoietic (stem) cell transplantation (HCT).
Measured: From HCT to Month 6, Year 1,Year 2, Year 5 and Year 8 Post-HCT
Incidence of Autoimmunity Requiring Treatment by Stratum- Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
Occurrence of autoimmunity requiring treatment with immunosuppression or other therapy. Participants alive without autoimmunity will be censored at time of last follow-up.
Date of onset and type of treatment will be collected on:
- Autoimmune hypothyroidism
- Autoimmune cytopenia (hemolytic anemia, thrombocytopenia, neutropenia)
- Arthritis
- Myositis
- Nephritis
- Bronchiolitis obliterans or other pulmonary autoimmune disease
- Vitiligo
- Alopecia
- Inflammatory bowel disease
- Neurodegeneration
- Vasculitis
Measured: From SCID Treatment (HCT, ERT or GT) to Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
Infant Neurocognitive Development By Stratum Measured by Bayley's Scales for Infant Development 3rd edition (BSID-III-R)
Infant development as measured by Bayley's scales for infant development 3rd edition (BSID-III-R, Bayley, 2006).] The BSID III-R is a standardized developmental exam that is normalized to the age of the child in months. The mean adjusted score is 100 with a standard deviation of 15 (higher being better). Evaluation conducted as per standard of care in participants ≤30 months of age.
Measured: Baseline (Pre-SCID Treatment-HCT, ERT or GT),Year 1, Year 2, Year 4, Year 5 and Year 8 Post-SCID Treatment
Neurocognitive Development By Stratum Measured by Vineland Adaptive Behavior Scales, Second Edition (Vineland II)
The Vineland II measures the personal and social skills of individuals from birth through adulthood. Since adaptive behavior refers to an individual's typical performance of the day-to-day activities required for personal and social sufficiency, these scales assess what a person actually does, rather than what he or she is able to do.
Summary: The Vineland II is a measure of adaptive behavior in children, adolescents and adults. It yields an overall standard score (Adaptive Behavior Composite, ABC) and age standard scores in four domains: Communication, Daily Living Skills, Motor Skills, and Maladaptive Behaviour Index.
ABC scores have a mean of 100 and a standard deviation of 15 (range = 20 to 160). Higher scores suggest a higher level of adaptive functioning. A rise in standard scores from Baseline indicates improvement.
Evaluation as per standard of care.
Measured: Baseline (Pre-SCID Treatment-HCT, ERT or GT),Year 1, Year 2, Year 4, Year 5 and Year 8 Post-SCID Treatment
Neurocognitive Development By Stratum Measured by Wechsler Preschool and Primary Intelligence Scale of Intelligence, Third Edition (WPPSI III)
Cognitive ability assessed using the WPPSI III. The WPPSI-III has been developed and standardized for children ages 2 years, 6 months through 7 years, 3 months of age. The WPPSI-III yields a Verbal Score, a Performance Score, a General Language Score, and a Full Scale Score. These scores have a mean of 100 and a standard deviation of 15. The range of possible values is 50 (worst value) to 150 (best value).
Evaluation as per standard of care.
Measured: Baseline (Pre-SCID Treatment-HCT, ERT or GT),Year 1, Year 2, Year 4, Year 5 and Year 8 Post-SCID Treatment
Neurocognitive Assessment by Stratum Using the Wechsler Intelligence Scale for Children, Fourth Edition (WISC-IV)
The WISC-IV is designed for children 6 years 0 months to 16 years 11 months. The Full Scale IQ, ranges from 45 to 155 with a mean of 100 and standard deviation of 15. Higher scores indicate stronger cognitive function. Scores between 90 and 110 are considered to be within the range of average IQ. Evaluation in accordance with standard of care, participant ages 6 years and above.
Measured: Baseline (Pre-SCID Treatment-HCT, ERT or GT),Year 1, Year 2, Year 4, Year 5 and Year 8 Post-SCID Treatment
Incidence of Complications of HCT Requiring Treatment
Occurrence of health event(s) classified as an HCT treatment complication, including but not limited to:
- Veno-occlusive disease
- Thrombotic thrombocytopenic purpura
- Bronchiolitis obliterans / chronic lung disease
- Seizures
- Hypertension
Outcome analysis restricted to participants with hematopoietic (stem) cell transplantation (HCT) intervention.
Measured: From HCT to Month 6, Year 1,Year 2, Year 5 and Year 8 Post-HCT
Comparison of Quality of Life (QOL) By Stratum Prior to and After SCID Treatment: Scores for Pediatric Quality of Life Questionnaire (Peds-QL)
The Peds-QL is a generic Health-Related Quality of Life (HR QoL) instrument designed specifically for a pediatric population. It captures the following domains: general health/activities, feelings/emotional, social functioning, school functioning. Higher scores indicate better quality of life (QOL) for all domains of the Peds-QL. This modular instrument uses a 5-point scale: from 0 (never) to 4 (almost always). Items are reversed scored and linearly transformed to a 0-100 scale as follows: 0=100, 1=75, 2=50, 3=25, 4=0. 4 dimensions (physical, emotional, social, \& school functioning) are scored.
Measured: Baseline (Pre-SCID Treatment-HCT, ERT or GT) to Year 1, Year 2, Year 4, Year 5 and Year 8 Post-SCID Treatment
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted23 Aug 2010 (estimated)
- Study start2 Sep 2010
- Primary completionSep 2028 (estimated)
- Study completionSep 2028 (estimated)
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (13)Papers the sponsor has linked to this study.
- Other trials for Severe Combined Immunodeficiency (SCID)Studies of the same condition, open and under way.
- More trials run by National Institute of Allergy and Infectious Diseases (NIAID)The sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Observational model
- Cohort
- Time perspective
- Prospective
- Enrolment
- 690 participants (estimated)
Sponsor and investigators
- Sponsor type
- US National Institutes of Health
- Collaborators
- Primary Immune Deficiency Treatment Consortium (PIDTC), Office of Rare Diseases (ORD), National Center for Advancing Translational Sciences (NCATS)
- Responsible party
- Sponsor
- Investigators
- Christopher C. Dvorak, MD, Principal investigator, UCSF Children's HospitalMorton J. Cowan, MD, Principal investigator, UCSF Children's Hospital
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01186913
- Sponsor's protocol ID
- DAIT RDCRN PIDTC-6901
- Status last verified
- Nov 2020
- First submitted
- 20 Aug 2010
- Last updated
- 10 Nov 2020
- Results posted
- No
- Data monitoring committee
- No
Publications
Griffith LM, Cowan MJ, Kohn DB, Notarangelo LD, Puck JM, Schultz KR, Buckley RH, Eapen M, Kamani NR, O'Reilly RJ, Parkman R, Roifman CM, Sullivan KE, Filipovich AH, Fleisher TA, Shearer WT. Allogeneic hematopoietic cell transplantation for primary immune deficiency diseases: current status and critical needs. J Allergy Clin Immunol. 2008 Dec;122(6):1087-96. doi: 10.1016/j.jaci.2008.09.045. Epub 2008 Nov 6.
PubMed 18992926Dvorak CC, Cowan MJ, Logan BR, Notarangelo LD, Griffith LM, Puck JM, Kohn DB, Shearer WT, O'Reilly RJ, Fleisher TA, Pai SY, Hanson IC, Pulsipher MA, Fuleihan R, Filipovich A, Goldman F, Kapoor N, Small T, Smith A, Chan KW, Cuvelier G, Heimall J, Knutsen A, Loechelt B, Moore T, Buckley RH. The natural history of children with severe combined immunodeficiency: baseline features of the first fifty patients of the primary immune deficiency treatment consortium prospective study 6901. J Clin Immunol. 2013 Oct;33(7):1156-64. doi: 10.1007/s10875-013-9917-y. Epub 2013 Jul 2.
PubMed 23818196Shearer WT, Dunn E, Notarangelo LD, Dvorak CC, Puck JM, Logan BR, Griffith LM, Kohn DB, O'Reilly RJ, Fleisher TA, Pai SY, Martinez CA, Buckley RH, Cowan MJ. Establishing diagnostic criteria for severe combined immunodeficiency disease (SCID), leaky SCID, and Omenn syndrome: the Primary Immune Deficiency Treatment Consortium experience. J Allergy Clin Immunol. 2014 Apr;133(4):1092-8. doi: 10.1016/j.jaci.2013.09.044. Epub 2013 Nov 28.
PubMed 24290292Haddad E, Allakhverdi Z, Griffith LM, Cowan MJ, Notarangelo LD. Survey on retransplantation criteria for patients with severe combined immunodeficiency. J Allergy Clin Immunol. 2014 Feb;133(2):597-9. doi: 10.1016/j.jaci.2013.10.022. Epub 2013 Dec 10. No abstract available.
PubMed 24331379Griffith LM, Cowan MJ, Notarangelo LD, Kohn DB, Puck JM, Pai SY, Ballard B, Bauer SC, Bleesing JJ, Boyle M, Brower A, Buckley RH, van der Burg M, Burroughs LM, Candotti F, Cant AJ, Chatila T, Cunningham-Rundles C, Dinauer MC, Dvorak CC, Filipovich AH, Fleisher TA, Bobby Gaspar H, Gungor T, Haddad E, Hovermale E, Huang F, Hurley A, Hurley M, Iyengar S, Kang EM, Logan BR, Long-Boyle JR, Malech HL, McGhee SA, Modell F, Modell V, Ochs HD, O'Reilly RJ, Parkman R, Rawlings DJ, Routes JM, Shearer WT, Small TN, Smith H, Sullivan KE, Szabolcs P, Thrasher A, Torgerson TR, Veys P, Weinberg K, Zuniga-Pflucker JC; workshop participants. Primary Immune Deficiency Treatment Consortium (PIDTC) report. J Allergy Clin Immunol. 2014 Feb;133(2):335-47. doi: 10.1016/j.jaci.2013.07.052. Epub 2013 Oct 15.
PubMed 24139498Griffith LM, Cowan MJ, Notarangelo LD, Kohn DB, Puck JM, Shearer WT, Burroughs LM, Torgerson TR, Decaluwe H, Haddad E; workshop participants. Primary Immune Deficiency Treatment Consortium (PIDTC) update. J Allergy Clin Immunol. 2016 Aug;138(2):375-85. doi: 10.1016/j.jaci.2016.01.051. Epub 2016 Apr 22.
PubMed 27262745Pai SY, Logan BR, Griffith LM, Buckley RH, Parrott RE, Dvorak CC, Kapoor N, Hanson IC, Filipovich AH, Jyonouchi S, Sullivan KE, Small TN, Burroughs L, Skoda-Smith S, Haight AE, Grizzle A, Pulsipher MA, Chan KW, Fuleihan RL, Haddad E, Loechelt B, Aquino VM, Gillio A, Davis J, Knutsen A, Smith AR, Moore TB, Schroeder ML, Goldman FD, Connelly JA, Porteus MH, Xiang Q, Shearer WT, Fleisher TA, Kohn DB, Puck JM, Notarangelo LD, Cowan MJ, O'Reilly RJ. Transplantation outcomes for severe combined immunodeficiency, 2000-2009. N Engl J Med. 2014 Jul 31;371(5):434-46. doi: 10.1056/NEJMoa1401177.
PubMed 25075835Griffith LM, Cowan MJ, Notarangelo LD, Puck JM, Buckley RH, Candotti F, Conley ME, Fleisher TA, Gaspar HB, Kohn DB, Ochs HD, O'Reilly RJ, Rizzo JD, Roifman CM, Small TN, Shearer WT; Workshop Participants. Improving cellular therapy for primary immune deficiency diseases: recognition, diagnosis, and management. J Allergy Clin Immunol. 2009 Dec;124(6):1152-60.e12. doi: 10.1016/j.jaci.2009.10.022.
PubMed 20004776Dvorak CC, Haddad E, Buckley RH, Cowan MJ, Logan B, Griffith LM, Kohn DB, Pai SY, Notarangelo L, Shearer W, Prockop S, Kapoor N, Heimall J, Chaudhury S, Shyr D, Chandra S, Cuvelier G, Moore T, Shenoy S, Goldman F, Smith AR, Sunkersett G, Vander Lugt M, Caywood E, Quigg T, Torgerson T, Chandrakasan S, Craddock J, Davila Saldana BJ, Gillio A, Shereck E, Aquino V, DeSantes K, Knutsen A, Thakar M, Yu L, Puck JM. The genetic landscape of severe combined immunodeficiency in the United States and Canada in the current era (2010-2018). J Allergy Clin Immunol. 2019 Jan;143(1):405-407. doi: 10.1016/j.jaci.2018.08.027. Epub 2018 Sep 5.
PubMed 30193840Rayes A, Logan BR, Liu X, Dara J, Buckley RH, Oved JH, Kapoor N, Kapadia M, Chandra S, Martinez CA, Bunin NJ, Chandrakasan S, Chen K, Bednarski JJ, Haines HL, Eissa H, Talano JM, Keller MD, Ebens CL, Chaudhury S, Shereck EB, Aquino VM, Knutsen AP, Alexander JL, Gillio AP, Chellapandian D, Shah AJ, Miller HK, Vander Lugt MT, Seroogy CM, Dorsey MJ, Mousallem T, Parrott RE, O'Reilly RJ, Aguayo-Hiraldo PI, Prockop SE, Davila Saldana BJ, Thakar MS, Burroughs LM, Torgerson TR, Leiding JW, Marsh RA, Griffith LM, Pulsipher MA, Kohn DB, Notarangelo L, Cowan MJ, Puck JM, Cuvelier GDE, Heimall J, Haddad E, Pai SY, Dvorak CC. Outcomes following matched sibling donor transplantation for severe combined immunodeficiency: a report from the PIDTC. Blood Adv. 2026 Feb 10;10(3):887-900. doi: 10.1182/bloodadvances.2025016812.
PubMed 41289158Cuvelier GDE, Logan BR, Prockop SE, Buckley RH, Kuo CY, Griffith LM, Liu X, Yip A, Hershfield MS, Ayoub PG, Moore TB, Dorsey MJ, O'Reilly RJ, Kapoor N, Pai SY, Kapadia M, Ebens CL, Forbes Satter LR, Burroughs LM, Petrovic A, Chellapandian D, Heimall J, Shyr DC, Rayes A, Bednarski JJ, Chandra S, Chandrakasan S, Gillio AP, Madden L, Quigg TC, Caywood EH, Davila Saldana BJ, DeSantes K, Eissa H, Goldman FD, Rozmus J, Shah AJ, Vander Lugt MT, Thakar MS, Parrott RE, Martinez C, Leiding JW, Torgerson TR, Pulsipher MA, Notarangelo LD, Cowan MJ, Dvorak CC, Haddad E, Puck JM, Kohn DB. Outcomes following treatment for ADA-deficient severe combined immunodeficiency: a report from the PIDTC. Blood. 2022 Aug 18;140(7):685-705. doi: 10.1182/blood.2022016196.
PubMed 35671392Dorsey MJ, Wright NAM, Chaimowitz NS, Davila Saldana BJ, Miller H, Keller MD, Thakar MS, Shah AJ, Abu-Arja R, Andolina J, Aquino V, Barnum JL, Bednarski JJ, Bhatia M, Bonilla FA, Butte MJ, Bunin NJ, Chandra S, Chaudhury S, Chen K, Chong H, Cuvelier GDE, Dalal J, DeFelice ML, DeSantes KB, Forbes LR, Gillio A, Goldman F, Joshi AY, Kapoor N, Knutsen AP, Kobrynski L, Lieberman JA, Leiding JW, Oshrine B, Patel KP, Prockop S, Quigg TC, Quinones R, Schultz KR, Seroogy C, Shyr D, Siegel S, Smith AR, Torgerson TR, Vander Lugt MT, Yu LC, Cowan MJ, Buckley RH, Dvorak CC, Griffith LM, Haddad E, Kohn DB, Logan B, Notarangelo LD, Pai SY, Puck J, Pulsipher MA, Heimall J. Infections in Infants with SCID: Isolation, Infection Screening, and Prophylaxis in PIDTC Centers. J Clin Immunol. 2021 Jan;41(1):38-50. doi: 10.1007/s10875-020-00865-9. Epub 2020 Oct 2.
PubMed 33006109Heimall J, Logan BR, Cowan MJ, Notarangelo LD, Griffith LM, Puck JM, Kohn DB, Pulsipher MA, Parikh S, Martinez C, Kapoor N, O'Reilly R, Boyer M, Pai SY, Goldman F, Burroughs L, Chandra S, Kletzel M, Thakar M, Connelly J, Cuvelier G, Davila Saldana BJ, Shereck E, Knutsen A, Sullivan KE, DeSantes K, Gillio A, Haddad E, Petrovic A, Quigg T, Smith AR, Stenger E, Yin Z, Shearer WT, Fleisher T, Buckley RH, Dvorak CC. Immune reconstitution and survival of 100 SCID patients post-hematopoietic cell transplant: a PIDTC natural history study. Blood. 2017 Dec 21;130(25):2718-2727. doi: 10.1182/blood-2017-05-781849. Epub 2017 Oct 11.
PubMed 29021228
Study at a glance
From the registry record, last updated by the sponsor on 10 Nov 2020. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Prospective Natural History Study of Diagnosis, Treatment and Outcomes of Children With SCID Disorders (RDCRN PIDTC-6901)
- ClinicalTrials.gov ID
- NCT01186913
- Acronym / sponsor ID
- DAIT RDCRN PIDTC-6901
- Conditions
- Severe Combined Immunodeficiency (SCID), Leaky SCID, Omenn Syndrome, Reticular Dysgenesis, ADA SCID, XSCID
- Keywords
- Severe Combined Immunodeficiency (SCID), natural history study, SCID treatment
- Study type
- Observational
- Recruitment status
- Enrolling by invitation
- Enrolment
- 690 participants (estimated)
- Lead sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)US National Institutes of Health
- Collaborators
- Primary Immune Deficiency Treatment Consortium (PIDTC), Office of Rare Diseases (ORD), National Center for Advancing Translational Sciences (NCATS)
- Study start
- 2 Sep 2010 (actual)
- Primary completion
- Sep 2028 (estimated)
- Study completion
- Sep 2028 (estimated)
- First posted
- 23 Aug 2010 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This study is a prospective evaluation of children with Severe Combined Immune Deficiency (SCID) who are treated under a variety of protocols used by participating institutions. In order to determine the patient, recipient and transplant-related variables that are most important in determining outcome, study investigators will uniformly collect pre-, post- and peri-transplant (or other treatment) information on all children enrolled into this study.
Children will be divided into three strata:
- Stratum A: Typical SCID with virtual absence of autologous T cells and poor T cell function
- Stratum B: Atypical SCID (leaky SCID, Omenn syndrome and reticular dysgenesis with limited T cell diversity or number and reduced function), and
- Stratum C: ADA deficient SCID and XSCID patients receiving alternative therapy including PEG-ADA ERT or gene therapy.
Each Group/Cohort Stratum will be analyzed separately.
Detailed description
This study follows participants with SCID prospectively, meaning the study enrolls participants where there is a plan to receive a blood and marrow transplant, enzyme therapy, or gene therapy in the future. Participants are then followed according to a schedule set out by the study protocol after the procedure. There are no experimental therapies on this study.
The goal of this study is to learn more about: (1) outcomes from the treatment of SCID in the modern era of medicine (2) what factors lead to the best long-term outcomes, such as best donor, conditioning regimen, timing of transplant, etc., and (3) what impact newborn screening and the early diagnosis of SCID has had on the long-term outcomes following BMT or gene therapy. Information is also being gathered on how and when the immune system recovers after bone marrow transplant (BMT), quality of life for long-term survivors, and about whether children develop normally after treatment.
This natural history study is the largest coordinated prospective study of participants with SCID ever performed. Information that investigators will learn, both now and in the future, will help doctors and other health professionals to better treat children with SCID.
Study design
- Observational model
- Cohort
- Time perspective
- Prospective
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| Stratum A: Typical SCID +HCT | – | –Stratum A: Typical Severe Combined Immunodeficiency (SCID) treated with HCT therapy. Participants with typical (formerly referred to as classic) SCID + allogeneic hematopoietic stem cell transplantation (HCT) therapy according to standard of care, per local protocol. |
| Stratum B: Atypical SCID +HCT | – | –Stratum B: Atypical Severe Combined Immunodeficiency (SCID) treated with HCT therapy. Participants with leaky SCID, Omenn syndrome, or Reticular Dysgenesis (RS) + allogeneic hematopoietic stem cell transplantation (HCT) therapy according to standard of care, per local protocol. |
| Stratum C:SCID +Non-HCT | – | –Stratum C: Severe Combined Immunodeficiency (SCID) who receive alternative therapy per standard of care, non-standard care and/or investigational. This stratum includes: * Adenosine Deaminase-Deficient SCID (ADA Deficient SCID) with intention to treat with Polyethylene Glycol -Adenosine Deaminase Enzyme Replacement Therapy (PEG-ADA ERT) * ADA Deficient SCID with intention to treat with gene therapy * X-linked SCID (XSCID) with intention to treat with gene therapy * Any individual with SCID previously treated with a thymus transplant (includes intention to treat with HCT, as well as PEG-ADA ERT or gene therapy) |
Who may qualify
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Child, Adult, Older adult
- Study population
- Patients with SCID spectrum disorders that have undergone diagnostic workup per local center practice and referred for enrollment in this natural history study at one of the participating institutions (clinical research site locations).
Key inclusion criteria (58 listed)
- Stratum A: Typical SCID (formerly referred to as Classic SCID)- -Subjects who meet the following inclusion criteria and the intention is to treat with allogeneic hematopoietic cell transplant (HCT) are eligible for enrollment into Stratum A (Typical SCID) of the study:
- Absence or very low number of T cells (CD3 T cells <300/microliter) AND
- No or very low T cell function (<10% of lower limit of normal) as measured by response to phytohemagglutinin (PHA) OR
- T cells of maternal origin present.
- Stratum B: Leaky SCID, Omenn Syndrome, Reticular Dysgenesis-
Key exclusion criteria (5 listed)
- -Subjects who meet any of the following exclusion criteria are disqualified from enrollment in Strata A, B, or C of the study:
- Presence of an Human Immunodeficiency Virus (HIV) infection (by PCR) or other cause of secondary immunodeficiency
- Presence of DiGeorge syndrome
- MHC Class I and MHC Class II antigen deficiency, and
- Metabolic conditions that imitate SCID or related disorders such as folate transporter deficiency, severe zinc deficiency or transcobalamin deficiency.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Primary outcome
Overall Survival (OS) at Month 6 Post HCT
Time frame: Month 6 Post HCT
Assess the overall survival (OS) for participants after hematopoietic stem cell transplantation (HCT) for treatment of Severe Combined Immunodeficiency (SCID). The time to this event is the time from HCT to death or last follow-up (whichever occurs first). All participants will be followed for a minimum of 6 months from HCT. Overall survival will be estimated at 6 months.
Overall Survival (OS) at Year 2 Post HCT
Time frame: Year 2 Post HCT
Assess the overall survival (OS) for participants after hematopoietic stem cell transplantation (HCT) for treatment of Severe Combined Immunodeficiency (SCID). The time to this event is the time from HCT to death or last follow-up (whichever occurs first). All participants will be followed for a minimum of 6 months from HCT. Overall survival will be estimated at 2 years.
Overall Survival (OS) at Year 5 Post HCT
Time frame: Year 5 Post HCT
Assess the overall survival (OS) for participants after hematopoietic stem cell transplantation (HCT) for treatment of Severe Combined Immunodeficiency (SCID). The time to this event is the time from HCT to death or last follow-up (whichever occurs first). All participants will be followed for a minimum of 6 months from HCT. Overall survival will be estimated at 5 years.
Overall Survival (OS) at Year 8 Post HCT
Time frame: Year 8 Post HCT
Assess the overall survival (OS) for participants after hematopoietic stem cell transplantation (HCT) for treatment of Severe Combined Immunodeficiency (SCID). The time to this event is the time from HCT to death or last follow-up (whichever occurs first). All participants will be followed for a minimum of 6 months from HCT. Overall survival will be estimated at 8 years.
17 secondary outcomes
T Cell Reconstitution by Stratum-Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
Time frame: From SCID Treatment (HCT, ERT or GT) to Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
B Cell Reconstitution by Stratum-Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
Time frame: From SCID Treatment (HCT, ERT or GT) to Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
Engraftment at Day 100, Month 6, Year 2, Year 5 and Year 8 Post-HCT
Time frame: From HCT to Month 6, Year 2, Year 5 and Year 8 Post-HCT
Time to Resolution of Infections Diagnosed Prior to HCT
Time frame: Through study completion, up to 8 years post-HCT
Incidence of New Infections Post-HCT
Time frame: From HCT to Day 100, Month 6, Year 1, Year 2, Year 5, and Year 8 post-HCT
Proportion of Participants Achieving Normal Nutritional Status Post-HCT
Time frame: Baseline (Pre-HCT) to Year 1, Year 2, Year 5 and Year 8 Post-HCT
Longitudinal Analysis: Growth Percentile in Body Height
Time frame: Baseline (Pre-HCT), Year 1, Year 2, Year 5 and Year 8 Post-HCT
Longitudinal Analysis: Growth Percentile in Body Weight
Time frame: Baseline (Pre-HCT), Year 1, Year 2, Year 5 and Year 8 Post-HCT
Incidence of Acute Graft Versus Host Disease (GVHD) Post-HCT
Time frame: From HCT to Day 100 and Month 6 post-HCT
Incidence of Chronic Graft Versus Host Disease (GVHD) Post-HCT
Time frame: From HCT to Month 6, Year 1,Year 2, Year 5 and Year 8 Post-HCT
Incidence of Autoimmunity Requiring Treatment by Stratum- Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
Time frame: From SCID Treatment (HCT, ERT or GT) to Month 6, Year 2, Year 5 and Year 8 Post-SCID Treatment
Infant Neurocognitive Development By Stratum Measured by Bayley's Scales for Infant Development 3rd edition (BSID-III-R)
Time frame: Baseline (Pre-SCID Treatment-HCT, ERT or GT),Year 1, Year 2, Year 4, Year 5 and Year 8 Post-SCID Treatment
Neurocognitive Development By Stratum Measured by Vineland Adaptive Behavior Scales, Second Edition (Vineland II)
Time frame: Baseline (Pre-SCID Treatment-HCT, ERT or GT),Year 1, Year 2, Year 4, Year 5 and Year 8 Post-SCID Treatment
Neurocognitive Development By Stratum Measured by Wechsler Preschool and Primary Intelligence Scale of Intelligence, Third Edition (WPPSI III)
Time frame: Baseline (Pre-SCID Treatment-HCT, ERT or GT),Year 1, Year 2, Year 4, Year 5 and Year 8 Post-SCID Treatment
Neurocognitive Assessment by Stratum Using the Wechsler Intelligence Scale for Children, Fourth Edition (WISC-IV)
Time frame: Baseline (Pre-SCID Treatment-HCT, ERT or GT),Year 1, Year 2, Year 4, Year 5 and Year 8 Post-SCID Treatment
Incidence of Complications of HCT Requiring Treatment
Time frame: From HCT to Month 6, Year 1,Year 2, Year 5 and Year 8 Post-HCT
Comparison of Quality of Life (QOL) By Stratum Prior to and After SCID Treatment: Scores for Pediatric Quality of Life Questionnaire (Peds-QL)
Time frame: Baseline (Pre-SCID Treatment-HCT, ERT or GT) to Year 1, Year 2, Year 4, Year 5 and Year 8 Post-SCID Treatment
Results and safety
This study is still under way. Results are not available in the source record yet.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 10 Nov 2020.
- Background: PubMed 18992926Griffith LM, Cowan MJ, Kohn DB, Notarangelo LD, Puck JM, Schultz KR, Buckley RH, Eapen M, Kamani NR, O'Reilly RJ, Parkman R, Roifman CM, Sullivan KE, Filipovich AH, Fleisher TA, Shearer WT. Allogeneic hematopoietic cell transplantation for primary immune deficiency diseases: current status and critical needs. J Allergy Clin Immunol. 2008 Dec;122(6):1087-96. doi: 10.1016/j.jaci.2008.09.045. Epub 2008 Nov 6.
- Results publication: PubMed 23818196Dvorak CC, Cowan MJ, Logan BR, Notarangelo LD, Griffith LM, Puck JM, Kohn DB, Shearer WT, O'Reilly RJ, Fleisher TA, Pai SY, Hanson IC, Pulsipher MA, Fuleihan R, Filipovich A, Goldman F, Kapoor N, Small T, Smith A, Chan KW, Cuvelier G, Heimall J, Knutsen A, Loechelt B, Moore T, Buckley RH. The natural history of children with severe combined immunodeficiency: baseline features of the first fifty patients of the primary immune deficiency treatment consortium prospective study 6901. J Clin Immunol. 2013 Oct;33(7):1156-64. doi: 10.1007/s10875-013-9917-y. Epub 2013 Jul 2.
- Results publication: PubMed 24290292Shearer WT, Dunn E, Notarangelo LD, Dvorak CC, Puck JM, Logan BR, Griffith LM, Kohn DB, O'Reilly RJ, Fleisher TA, Pai SY, Martinez CA, Buckley RH, Cowan MJ. Establishing diagnostic criteria for severe combined immunodeficiency disease (SCID), leaky SCID, and Omenn syndrome: the Primary Immune Deficiency Treatment Consortium experience. J Allergy Clin Immunol. 2014 Apr;133(4):1092-8. doi: 10.1016/j.jaci.2013.09.044. Epub 2013 Nov 28.
- Results publication: PubMed 24331379Haddad E, Allakhverdi Z, Griffith LM, Cowan MJ, Notarangelo LD. Survey on retransplantation criteria for patients with severe combined immunodeficiency. J Allergy Clin Immunol. 2014 Feb;133(2):597-9. doi: 10.1016/j.jaci.2013.10.022. Epub 2013 Dec 10. No abstract available.
- Results publication: PubMed 24139498Griffith LM, Cowan MJ, Notarangelo LD, Kohn DB, Puck JM, Pai SY, Ballard B, Bauer SC, Bleesing JJ, Boyle M, Brower A, Buckley RH, van der Burg M, Burroughs LM, Candotti F, Cant AJ, Chatila T, Cunningham-Rundles C, Dinauer MC, Dvorak CC, Filipovich AH, Fleisher TA, Bobby Gaspar H, Gungor T, Haddad E, Hovermale E, Huang F, Hurley A, Hurley M, Iyengar S, Kang EM, Logan BR, Long-Boyle JR, Malech HL, McGhee SA, Modell F, Modell V, Ochs HD, O'Reilly RJ, Parkman R, Rawlings DJ, Routes JM, Shearer WT, Small TN, Smith H, Sullivan KE, Szabolcs P, Thrasher A, Torgerson TR, Veys P, Weinberg K, Zuniga-Pflucker JC; workshop participants. Primary Immune Deficiency Treatment Consortium (PIDTC) report. J Allergy Clin Immunol. 2014 Feb;133(2):335-47. doi: 10.1016/j.jaci.2013.07.052. Epub 2013 Oct 15.
- Results publication: PubMed 27262745Griffith LM, Cowan MJ, Notarangelo LD, Kohn DB, Puck JM, Shearer WT, Burroughs LM, Torgerson TR, Decaluwe H, Haddad E; workshop participants. Primary Immune Deficiency Treatment Consortium (PIDTC) update. J Allergy Clin Immunol. 2016 Aug;138(2):375-85. doi: 10.1016/j.jaci.2016.01.051. Epub 2016 Apr 22.
- Results publication: PubMed 25075835Pai SY, Logan BR, Griffith LM, Buckley RH, Parrott RE, Dvorak CC, Kapoor N, Hanson IC, Filipovich AH, Jyonouchi S, Sullivan KE, Small TN, Burroughs L, Skoda-Smith S, Haight AE, Grizzle A, Pulsipher MA, Chan KW, Fuleihan RL, Haddad E, Loechelt B, Aquino VM, Gillio A, Davis J, Knutsen A, Smith AR, Moore TB, Schroeder ML, Goldman FD, Connelly JA, Porteus MH, Xiang Q, Shearer WT, Fleisher TA, Kohn DB, Puck JM, Notarangelo LD, Cowan MJ, O'Reilly RJ. Transplantation outcomes for severe combined immunodeficiency, 2000-2009. N Engl J Med. 2014 Jul 31;371(5):434-46. doi: 10.1056/NEJMoa1401177.
- Results publication: PubMed 20004776Griffith LM, Cowan MJ, Notarangelo LD, Puck JM, Buckley RH, Candotti F, Conley ME, Fleisher TA, Gaspar HB, Kohn DB, Ochs HD, O'Reilly RJ, Rizzo JD, Roifman CM, Small TN, Shearer WT; Workshop Participants. Improving cellular therapy for primary immune deficiency diseases: recognition, diagnosis, and management. J Allergy Clin Immunol. 2009 Dec;124(6):1152-60.e12. doi: 10.1016/j.jaci.2009.10.022.
- Results publication: PubMed 30193840Dvorak CC, Haddad E, Buckley RH, Cowan MJ, Logan B, Griffith LM, Kohn DB, Pai SY, Notarangelo L, Shearer W, Prockop S, Kapoor N, Heimall J, Chaudhury S, Shyr D, Chandra S, Cuvelier G, Moore T, Shenoy S, Goldman F, Smith AR, Sunkersett G, Vander Lugt M, Caywood E, Quigg T, Torgerson T, Chandrakasan S, Craddock J, Davila Saldana BJ, Gillio A, Shereck E, Aquino V, DeSantes K, Knutsen A, Thakar M, Yu L, Puck JM. The genetic landscape of severe combined immunodeficiency in the United States and Canada in the current era (2010-2018). J Allergy Clin Immunol. 2019 Jan;143(1):405-407. doi: 10.1016/j.jaci.2018.08.027. Epub 2018 Sep 5.
- Derived from this study: PubMed 41289158Rayes A, Logan BR, Liu X, Dara J, Buckley RH, Oved JH, Kapoor N, Kapadia M, Chandra S, Martinez CA, Bunin NJ, Chandrakasan S, Chen K, Bednarski JJ, Haines HL, Eissa H, Talano JM, Keller MD, Ebens CL, Chaudhury S, Shereck EB, Aquino VM, Knutsen AP, Alexander JL, Gillio AP, Chellapandian D, Shah AJ, Miller HK, Vander Lugt MT, Seroogy CM, Dorsey MJ, Mousallem T, Parrott RE, O'Reilly RJ, Aguayo-Hiraldo PI, Prockop SE, Davila Saldana BJ, Thakar MS, Burroughs LM, Torgerson TR, Leiding JW, Marsh RA, Griffith LM, Pulsipher MA, Kohn DB, Notarangelo L, Cowan MJ, Puck JM, Cuvelier GDE, Heimall J, Haddad E, Pai SY, Dvorak CC. Outcomes following matched sibling donor transplantation for severe combined immunodeficiency: a report from the PIDTC. Blood Adv. 2026 Feb 10;10(3):887-900. doi: 10.1182/bloodadvances.2025016812.
- Derived from this study: PubMed 35671392Cuvelier GDE, Logan BR, Prockop SE, Buckley RH, Kuo CY, Griffith LM, Liu X, Yip A, Hershfield MS, Ayoub PG, Moore TB, Dorsey MJ, O'Reilly RJ, Kapoor N, Pai SY, Kapadia M, Ebens CL, Forbes Satter LR, Burroughs LM, Petrovic A, Chellapandian D, Heimall J, Shyr DC, Rayes A, Bednarski JJ, Chandra S, Chandrakasan S, Gillio AP, Madden L, Quigg TC, Caywood EH, Davila Saldana BJ, DeSantes K, Eissa H, Goldman FD, Rozmus J, Shah AJ, Vander Lugt MT, Thakar MS, Parrott RE, Martinez C, Leiding JW, Torgerson TR, Pulsipher MA, Notarangelo LD, Cowan MJ, Dvorak CC, Haddad E, Puck JM, Kohn DB. Outcomes following treatment for ADA-deficient severe combined immunodeficiency: a report from the PIDTC. Blood. 2022 Aug 18;140(7):685-705. doi: 10.1182/blood.2022016196.
- Derived from this study: PubMed 33006109Dorsey MJ, Wright NAM, Chaimowitz NS, Davila Saldana BJ, Miller H, Keller MD, Thakar MS, Shah AJ, Abu-Arja R, Andolina J, Aquino V, Barnum JL, Bednarski JJ, Bhatia M, Bonilla FA, Butte MJ, Bunin NJ, Chandra S, Chaudhury S, Chen K, Chong H, Cuvelier GDE, Dalal J, DeFelice ML, DeSantes KB, Forbes LR, Gillio A, Goldman F, Joshi AY, Kapoor N, Knutsen AP, Kobrynski L, Lieberman JA, Leiding JW, Oshrine B, Patel KP, Prockop S, Quigg TC, Quinones R, Schultz KR, Seroogy C, Shyr D, Siegel S, Smith AR, Torgerson TR, Vander Lugt MT, Yu LC, Cowan MJ, Buckley RH, Dvorak CC, Griffith LM, Haddad E, Kohn DB, Logan B, Notarangelo LD, Pai SY, Puck J, Pulsipher MA, Heimall J. Infections in Infants with SCID: Isolation, Infection Screening, and Prophylaxis in PIDTC Centers. J Clin Immunol. 2021 Jan;41(1):38-50. doi: 10.1007/s10875-020-00865-9. Epub 2020 Oct 2.
- Primary Immune Deficiency Treatment Consortium (PIDTC) featured highlightsLink provided by the sponsor.
- Division of Allergy, Immunology, and Transplantation (DAIT)Link provided by the sponsor.
- National Institute of Allergy and Infectious Diseases (NIAID)Link provided by the sponsor.
- Rare Diseases Clinical Research Network (RDCRN)Link provided by the sponsor.
- National Center for Advancing Translational Science (NCATS)Link provided by the sponsor.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part.
Christopher C. Dvorak, MD principal investigator
UCSF Children's Hospital
Morton J. Cowan, MD principal investigator
UCSF Children's Hospital
44 sites in 2 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Severe Combined Immunodeficiency (SCID) and Leaky SCID, run by National Institute of Allergy and Infectious Diseases (NIAID) at 44 sites in 2 countries.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 58 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: enrolling by invitation, as of the sponsor's last update on 10 Nov 2020. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 44 sites in United States, Canada. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
This study is still under way. Results are not available in the source record yet.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Overall Survival (OS) at Month 6 Post HCT (time frame: Month 6 Post HCT). The study lists 4 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT01186913, which also lists 13 linked publications.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 10 Nov 2020.