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Trial · NCT01281969

Intravenous Immunoglobulin for PANDAS

NCT01281969, Phase 3, Completed, National Institute of Mental Health (NIMH); results first posted 2020-03-17

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Intravenous Immunoglobulin for PANDAS. Trials, record NCT01281969. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01281969

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Intravenous Immunoglobulin for PANDAS
NCT number
NCT01281969
Status
Completed
Phases
Phase 3
Enrollment
48 participants, actual
Lead sponsor
National Institute of Mental Health (NIMH)
Conditions
Obsessive-Compulsive Disorder, Children, Anxiety Disorder, Autoimmune Disease, PANDAS
Interventions
Gamunex Intravenous Immunoglobulin, Placebo
First posted
2011-01-24
Last updated
2020-03-17
Results first posted
2020-03-17

Source ClinicalTrials.gov

Registered outcomes5

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

ListOutcomeTime frameDescription
PrimaryChildren's Yale-Brown Obsessive Compulsive Scale Total Score6 weeks
Active IVIG will be significantly superior to sham IVIG in reducing OC symptoms and providing global relief of neuropsychiatric symptomatology. Total score is reported as the sum of all items and has a range of 0-40. Higher scores indicate more severe symptoms.
SecondaryClinical Global Impressions Improvement6 weeks1=very much improved, 2=much improved, 3=slightly improved, 4=no change, 5=slightly worse, 6=much worse, 7=very much worse
SecondaryClinical Responder to Treatment6 weeksDefined as a CGI-I score of 1 or 2 ("much" or "very much" improved) and a decrease in CY-BOCS of at least 30%
SecondaryThe Degree of Treatment Response is Expected to Correlate With the Percentage Reduction in Antinuclear Antibody Titers Following IVIG Administration.Baseline
Non-zero values of antinuclear antibodies are considered "positive" and reflective of an ongoing immune response in the individual. First, the number of participants who were classified at baseline as having "positive" antinuclear antibodies was calculated (see outcome measure data table, which states the number (AKA "count") of participants who had "positive" antinuclear antibodies at baseline). We hypothesized that improvement in the ongoing immune response, and therefore a reduction in antinuclear antibody titers, would mediate the effect of IVIG on OCD symptom improvement. However, because very few participants were classified as "positive" at baseline, it was not appropriate to pursue the original question of whether a decline in antinuclear antibodies (i.e., from "positive" to "negative") was related to symptom improvement.
SecondaryThe Degree of Treatment Response is Also Expected to Correlate With Decreased Inflammation in Specific Regions of the Brain, as Demonstrated by Changes on MRI3 Months

Outcomes5

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChildren's Yale-Brown Obsessive Compulsive Scale Total Score6 weeksunits on a scaleMEAN
SECONDARYClinical Global Impressions Improvement6 weeksunits on a scaleMEAN
SECONDARYClinical Responder to Treatment6 weeksparticipantsNUMBER
SECONDARYThe Degree of Treatment Response is Expected to Correlate With the Percentage Reduction in Antinuclear Antibody Titers Following IVIG Administration.BaselineParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYThe Degree of Treatment Response is Also Expected to Correlate With Decreased Inflammation in Specific Regions of the Brain, as Demonstrated by Changes on MRI3 Months

Results by group8

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Children's Yale-Brown Obsessive Compulsive Scale Total ScoreGroup A20.59Standard Deviation 10.12units on a scale
Children's Yale-Brown Obsessive Compulsive Scale Total ScoreGroup B25.67Standard Deviation 8.65units on a scale
Clinical Global Impressions ImprovementGroup A2.88Standard Deviation 1.20units on a scale
Clinical Global Impressions ImprovementGroup B3.53Standard Deviation 1.62units on a scale
Clinical Responder to TreatmentGroup A6participants
Clinical Responder to TreatmentGroup B4participants
The Degree of Treatment Response is Expected to Correlate With the Percentage Reduction in Antinuclear Antibody Titers Following IVIG Administration.IVIG8Participants
The Degree of Treatment Response is Expected to Correlate With the Percentage Reduction in Antinuclear Antibody Titers Following IVIG Administration.Placebo5Participants

Participant flow9

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDIVIG18
Overall StudySTARTEDPlacebo18
Overall StudySTARTEDScreened But Not Randomized12
Overall StudyCOMPLETEDIVIG17
Overall StudyCOMPLETEDPlacebo18
Overall StudyCOMPLETEDScreened But Not Randomized0
Overall StudyNOT COMPLETEDIVIG1
Overall StudyNOT COMPLETEDPlacebo0
Overall StudyNOT COMPLETEDScreened But Not Randomized12

Adverse events14

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherHeadacheGeneral disordersGroup A817
otherHeadacheGeneral disordersGroup B318
otherSore throatGeneral disordersGroup A117
otherSore throatGeneral disordersGroup B218
otherStomach or abdominal discomfortGeneral disordersGroup A317
otherStomach or abdominal discomfortGeneral disordersGroup B118
otherNausea (vomiting)General disordersGroup A417
otherNausea (vomiting)General disordersGroup B118
otherMuscle/bone/joint painGeneral disordersGroup A317
otherMuscle/bone/joint painGeneral disordersGroup B218

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityGroup A
Total, all-cause mortalityGroup B
Total, other adverse eventsGroup A1717
Total, other adverse eventsGroup B518
Total, serious adverse eventsGroup A017
Total, serious adverse eventsGroup B018

Papers6

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
3492741BACKGROUNDPubMed
12670369BACKGROUNDPubMed
14528103BACKGROUNDPubMed
27166296DERIVEDPubMed
27663941DERIVEDPubMed
29233751DERIVEDPubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons3

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

ComparisonSource
IVIG vs Placebo: The Degree of Treatment Response is Expected to Correlate With the Percentage Reduction in Antinuclear Antibody Titers Following IVIG Administration.Trial comparisons
Group A vs Group B: Clinical Responder to TreatmentTrial comparisons
Group A vs Group B: serious adverse eventsTrial comparisons

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

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.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT01281969

GET https://conductscience.org/api/trials/v1/NCT01281969/registered