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Comparison · NCT04209855-sae

Mirvetuximab Soravtansine vs Investigator's Choice (IC) Chemotherapy: 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. Mirvetuximab Soravtansine vs Investigator's Choice (IC) Chemotherapy: serious adverse events. Trial comparisons, record NCT04209855-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT04209855-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 10.2730.2190.335wilson
Risk in group 20.3230.2650.386wilson
Risk difference, group 1 minus group 2-0.0499-0.1330.0343newcombe hybrid score
Risk ratio, group 1 over group 20.8460.6371.12log
Odds ratio, group 1 over group 20.7880.5261.18log
Number needed to treat, for one fewer participant with a serious adverse event on Mirvetuximab Soravtansine than on Investigator's Choice (IC) Chemotherapy20from the risk difference intervalthe interval includes no difference

Groups2

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

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1Mirvetuximab SoravtansineParticipants randomized to single-agent MIRV at 6 mg/kg AIBW administered IV on Day 1 of Q3W.62227EG000
Group 2Investigator's Choice (IC) Chemotherapy
Participants randomized to IC chemotherapeutic agent calculated using BSA. Paclitaxel administered at 80 mg/m\^2 as a 1-hour IV infusion on Days 1, 8, 15, and 22 of a 4-week cycle; or topotecan administered at 4 mg/m\^2 over 30 minutes on Days 1, 8, and 15 of a 4-week cycle. Alternatively, topotecan could have been administered at 1.25 mg/m\^2 over 30 minutes on Days 1 to 5 of a 3-week cycle; or pegylated liposomal doxorubicin administered at 40 mg/m\^2 as a 1 mg/minute IV infusion on Day 1 of a 4-week cycle. After Cycle 1, if tolerated, pegylated liposomal doxorubicin could have been administered as a 1-hour infusion.
73226EG001

Harm

What it counts
Total, serious adverse events
Time frame
All-cause mortality and adverse event tables include events reported from the start of safety data collection to the end of the study. The median time on follow-up was 31.1 months and 29.7 months for Mirvetuximab Soravtansine and Investigator's Choice (IC) Chemotherapy, respectively.

Source ClinicalTrials.gov

Trial

Title
A Study of Mirvetuximab Soravtansine vs. Investigator's Choice (IC) of Chemotherapy in Platinum-Resistant, Advanced High-Grade Epithelial Ovarian, Primary Peritoneal, or Fallopian Tube Cancers With High Folate Receptor-Alpha (FRα) Expression
NCT number
NCT04209855
Phases
PHASE3
Conditions
Epithelial Ovarian Cancer, Peritoneal Cancer, Fallopian Tube Cancer
Interventions
Mirvetuximab Soravtansine, Paclitaxel, Topotecan, Pegylated liposomal doxorubicin
Lead sponsor
AbbVie
Results first posted
2024-08-01

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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