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Comparison · NCT03417245-deaths

Factor On-demand vs Fitusiran 80 mg Prophylaxis: deaths from any cause

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. Factor On-demand vs Fitusiran 80 mg Prophylaxis: deaths from any cause. Trial comparisons, record NCT03417245-deaths. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT03417245-deaths

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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 1000.0876wilson
Risk in group 2000.0464wilson
Risk difference, group 1 minus group 20-0.04640.0876newcombe hybrid score
Risk ratio, group 1 over group 2loga group has no participants with the outcome
Odds ratio, group 1 over group 2loga cell of the two-by-two table is zero
Number needed to harmfrom the risk difference intervalthe two groups' risks are equal

Groups2

Neither group, or both, names a comparator, so the groups keep ClinicalTrials.gov's order.

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1Factor On-demand
Participants received on-demand factor concentrates (as needed, for episodic bleeding episodes, and not on a regular regimen intended to prevent spontaneous bleeding) per Investigator discretion for the treatment of breakthrough bleeding episodes from Day 1 up to a total of 9 months.
040EG000
Group 2Fitusiran 80 mg Prophylaxis
Participants received open-label fitusiran 80 milligram (mg) administered subcutaneously (SC) as prophylaxis once monthly from Day 1 up to a total of 9 months. Participants received on-demand factor concentrates (per investigator's discretion and within bleeding dosing guidelines) for the treatment of breakthrough bleeding episodes.
079EG001

Harm

What it counts
Total, all-cause mortality
Time frame
From Baseline (Day 1) up to 15 months (i.e., 9 months treatment period + 6-month follow-up).

Source ClinicalTrials.gov

Trial

Title
A Study of Fitusiran (ALN-AT3SC) in Severe Hemophilia A and B Patients Without Inhibitors
NCT number
NCT03417245
Phases
PHASE3
Conditions
Hemophilia A, Hemophilia B
Interventions
fitusiran, factor concentrates
Lead sponsor
Genzyme, a Sanofi Company
Results first posted
2022-02-04

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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