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Comparison · NCT02631876-deaths

Mirvetuximab Soravtansine vs Investigator's Choice (IC) Chemotherapy: 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. Mirvetuximab Soravtansine vs Investigator's Choice (IC) Chemotherapy: deaths from any cause. Trial comparisons, record NCT02631876-deaths. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT02631876-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 10.3950.3360.458wilson
Risk in group 20.4590.3680.552wilson
Risk difference, group 1 minus group 2-0.0637-0.1740.0464newcombe hybrid score
Risk ratio, group 1 over group 20.8610.6661.11log
Odds ratio, group 1 over group 20.7710.4881.22log
Number needed to treat, for one fewer death from any cause on Mirvetuximab Soravtansine than on Investigator's Choice (IC) Chemotherapy15.7from 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 Soravtansine
Participants received mirvetuximab soravtansine at 6 mg/kg AIBW administered IV on Day 1 of a 3 week cycle. Participants continued to receive study drug until they experienced PD per RECIST version 1.1 (as assessed by BIRC), experienced unacceptable toxicity, or withdrew consent, whichever came first, or until the sponsor terminated the study. (Maximum exposure: 86.9 weeks)
96243EG000
Group 2Investigator's Choice (IC) Chemotherapy
Participants received a dose of 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. Participants continued to receive study drug until they experienced PD per RECIST version 1.1 (as assessed by BIRC), experienced unacceptable toxicity, or withdrew consent, whichever came first, or until the sponsor terminated the study. (Maximum exposure: 62.9 weeks)
50109EG001

Harm

What it counts
Total, all-cause mortality
Time frame
From first dose of study drug up to 30 days after last dose of study drug (maximum exposure: 86.9 weeks for mirvetuximab soravtansine arm and 62.9 weeks for IC chemotherapy arm)

Source ClinicalTrials.gov

Trial

Title
A Study of Mirvetuximab Soravtansine vs. Investigator's Choice of Chemotherapy in Women With Folate Receptor (FR) Alpha Positive Advanced Epithelial Ovarian Cancer (EOC), Primary Peritoneal or Fallopian Tube Cancer
NCT number
NCT02631876
Phases
PHASE3
Conditions
Epithelial Ovarian Cancer, Primary Peritoneal Carcinoma, Fallopian Tube Cancer, Ovarian Cancer
Interventions
Mirvetuximab soravtansine, Paclitaxel, Pegylated liposomal doxorubicin, Topotecan
Lead sponsor
ImmunoGen, Inc.
Results first posted
2020-06-09

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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