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Comparison · NCT01931098-deaths

Glioblastoma or Gliosarcoma With No Prior Bevacizumab Exposure vs Glioblastoma or Gliosarcoma With Prior Bevacizumab Exposure: 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. Glioblastoma or Gliosarcoma With No Prior Bevacizumab Exposure vs Glioblastoma or Gliosarcoma With Prior Bevacizumab Exposure: deaths from any cause. Trial comparisons, record NCT01931098-deaths. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT01931098-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 110.7011wilson
Risk in group 20.7690.5790.89wilson
Risk difference, group 1 minus group 20.231-0.09170.421newcombe hybrid score
Risk ratio, group 1 over group 21.31.051.6log
Odds ratio, group 1 over group 2loga cell of the two-by-two table is zero
Number needed to harm, for one more death from any cause on Glioblastoma or Gliosarcoma With No Prior Bevacizumab Exposure than on Glioblastoma or Gliosarcoma With Prior Bevacizumab Exposure4.33from 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 1Glioblastoma or Gliosarcoma With No Prior Bevacizumab Exposure
Topotecan and pazopanib are administered orally daily.~topotecan: Taken .25 mg orally, daily continuous until progression up to one year.~pazopanib: 600 mg orally, daily until progression, up to one year.
99EG000
Group 2Glioblastoma or Gliosarcoma With Prior Bevacizumab Exposure
Topotecan and pazopanib are administered orally daily.~topotecan: Taken .25 mg orally, daily continuous until progression up to one year.~pazopanib: 600 mg orally, daily until progression, up to one year.
2026EG001

Harm

What it counts
Total, all-cause mortality
Time frame
Date treatment consent signed to date off study, approximately 20 months and 18 days for the first Arm/Group, and 28 months and 23 days for the second Arm/Group.

Source ClinicalTrials.gov

Trial

Title
Oral Pazopanib Plus Oral Topotecan Metronomic Antiangiogenic Therapy for Recurrent Glioblastoma Multiforme (A) Without Prior Bevacizumab Exposure and (B) After Failing Prior Bevacizumab
NCT number
NCT01931098
Phases
PHASE2
Conditions
Glioblastoma, Glioblastoma Multiforme, Gliosarcoma, Brain Neoplasms, Central Nervous System Neoplasms
Interventions
topotecan, pazopanib
Lead sponsor
National Cancer Institute (NCI)
Results first posted
2020-09-18

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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