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Comparison · NCT00359424-sae

Endovascular vs IV Only: 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. Endovascular vs IV Only: serious adverse events. Trial comparisons, record NCT00359424-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00359424-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 10.590.5430.635wilson
Risk in group 20.5680.5020.631wilson
Risk difference, group 1 minus group 20.0223-0.05660.102newcombe hybrid score
Risk ratio, group 1 over group 21.040.9041.19log
Odds ratio, group 1 over group 21.10.791.52log
Number needed to harm, for one more participant with a serious adverse event on Endovascular than on IV Only44.9from 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 1Endovascular
Group two will receive a lower dose or a standard dose of IV rt-PA and then undergo an angiogram test (cerebral angiography) rightafter the medicine is given to check for blood clots. If a clot is not seenthen no more treatment will be given. If a clot is seen, theneurointerventionalist will then choose (based on the location andextent of the blood clot) a protocol approved endovascular treatmentgiven directly in the brain artery that will be most effective inreopening the blocked artery.
256434EG000
Group 2IV OnlyGroup one will receive the standard dose of intravenous (IV) rt-PA alone given over an hour.126222EG001

Harm

What it counts
Total, serious adverse events
Time frame

Source ClinicalTrials.gov

Trial

Title
Interventional Management of Stroke (IMS) III Trial
NCT number
NCT00359424
Phases
PHASE3
Conditions
Stroke
Interventions
IV rt-PA alone, endovascular therapy
Lead sponsor
Joseph Broderick
Results first posted
2013-12-13

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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