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Comparison · NCT04752566-sae

Eculizumab vs Placebo: serious adverse events

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

2 sourcestrial-comparisons-2026-03-23-0.1.0

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ConductScience Library. Eculizumab vs Placebo: serious adverse events. Trial comparisons, record NCT04752566-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT04752566-sae

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Measures6

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

MeasureValue95% interval, lower95% interval, upperMethodNote
Risk in group 10.1080.04290.247wilson
Risk in group 20.050.008880.236wilson
Risk difference, group 1 minus group 20.0581-0.1390.203newcombe hybrid score
Risk ratio, group 1 over group 22.160.25918.1log
Odds ratio, group 1 over group 22.30.2422.1log
Number needed to harm, for one more participant with a serious adverse event on Eculizumab than on Placebo17.2from the risk difference intervalthe interval includes no difference

Groups2

Group 2 names the comparator: placebo.

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1EculizumabParticipants received eculizumab IV infusion on Days 1, 8, 15, and 22.437EG000
Group 2PlaceboParticipants received placebo matched to eculizumab via IV infusion on Days 1, 8, 15, and 22.120EG001

Harm

What it counts
Total, serious adverse events
Time frame
Day 1 up to Week 24

Source ClinicalTrials.gov

Trial

Title
A Study to Evaluate the Efficacy and Safety of Eculizumab in Guillain-Barré Syndrome
NCT number
NCT04752566
Phases
PHASE3
Conditions
Guillain-Barre Syndrome
Interventions
Eculizumab, Placebo
Lead sponsor
Alexion Pharmaceuticals, Inc.
Results first posted
2024-02-09

Source ClinicalTrials.gov

Source

Release
trial-comparisons-2026-03-23-0.1.0
Release manifest SHA-256
f66225897fbf258b57ea10bdacfd0347d3cdfda93f7f5685234b7e06ea36fa57
AACT copy
2026-03-23
Tables read
outcome_counts.parquet, outcome_measurements.parquet, outcomes.parquet, reported_event_totals.parquet, reported_events.parquet, result_groups.parquet, studies.parquet, ctgov_trial.parquet

Source ClinicalTrials.gov

Sources 2

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
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

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions. The measures are ConductScience's calculation from them.

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