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Comparison · NCT03620643-sae

Crizotinib Oral Capsule [Xalkori] Monotherapy vs Crizotinib Oral Capsule [Xalkori] Plus Fulvestrant Injection: 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. Crizotinib Oral Capsule [Xalkori] Monotherapy vs Crizotinib Oral Capsule [Xalkori] Plus Fulvestrant Injection: serious adverse events. Trial comparisons, record NCT03620643-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT03620643-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 10.6670.30.903wilson
Risk in group 20.1850.08180.367wilson
Risk difference, group 1 minus group 20.4810.07220.74newcombe hybrid score
Risk ratio, group 1 over group 23.61.369.52log
Odds ratio, group 1 over group 28.81.2562.2log
Number needed to harm, for one more participant with a serious adverse event on Crizotinib Oral Capsule [Xalkori] Monotherapy than on Crizotinib Oral Capsule [Xalkori] Plus Fulvestrant Injection2.081.3513.8from the risk difference interval

Groups2

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

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1Crizotinib Oral Capsule [Xalkori] MonotherapyArm 1 - Basket (diffuse gastric cancer, triple negative lobular breast cancer and Other CDH1 mutated cancer) cohort.46EG000
Group 2Crizotinib Oral Capsule [Xalkori] Plus Fulvestrant InjectionArm 2 - ER positive lobular breast cancer527EG001

Harm

What it counts
Total, serious adverse events
Time frame
For eligible patients, serious adverse event (SAE) and adverse event (AE) collection commenced from Day 1 (at the time the first patient provided their written informed consent to participate in the trial) and continued until 30 days after the last administration of study drug, assessed up to end of study (approximately 57 months)

Source ClinicalTrials.gov

Trial

Title
Crizotinib in Lobular Breast, Diffuse Gastric and Triple Negative Lobular Breast Cancer or CDH1-mutated Solid Tumours
NCT number
NCT03620643
Phases
PHASE2
Conditions
Lobular Breast Carcinoma, Gastric Cancer, Triple Negative Breast Cancer, CDH1 Gene Mutation
Interventions
Crizotinib Oral Capsule [Xalkori], Fulvestrant 50 MG/ML Prefilled Syringe [Faslodex or generic]
Lead sponsor
Royal Marsden NHS Foundation Trust
Results first posted
2025-10-30

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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