Comparison · NCT02415855-5472e585
Dabigatran 110 mg BID vs Dabigatran 150mg BID: Symptomatic Hemorrhagic Transformation Rate
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. Dabigatran 110 mg BID vs Dabigatran 150mg BID: Symptomatic Hemorrhagic Transformation Rate. Trial comparisons, record NCT02415855-5472e585. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT02415855-5472e585
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Measures6
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
| Measure | Value | 95% interval, lower | 95% interval, upper | Method | Note |
|---|---|---|---|---|---|
| Risk in group 1 | 0 | 0 | 0.0941 | wilson | |
| Risk in group 2 | 0 | 0 | 0.0566 | wilson | |
| Risk difference, group 1 minus group 2 | 0 | -0.0566 | 0.0941 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | log | a group has no participants with the outcome | |||
| Odds ratio, group 1 over group 2 | log | a cell of the two-by-two table is zero | |||
| Number needed to treat | from the risk difference interval | the two groups' risks are equal |
Source ClinicalTrials.gov
Groups2
Neither group, or both, names a comparator, so the groups keep ClinicalTrials.gov's order.
| Group | Title | Description | With the outcome | Analysed | ClinicalTrials.gov code |
|---|---|---|---|---|---|
| Group 1 | Dabigatran 110 mg BID | Participants with an estimated glomerular filtration rate 30-50 ml/min and/or age 80 years received Dabigatran 110 mg twice a day. | 0 | 37 | OG000 |
| Group 2 | Dabigatran 150mg BID | Participants who were under 80 yrs of age and who had an estimated glomerular filtration rate of greater than 50 ml/min were treated with dabigatran 150mg BID. | 0 | 64 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- SECONDARY
- Title
- Symptomatic Hemorrhagic Transformation Rate
- Description
- Symptomatic hemorrhagic transformation rate (defined as above) in patients treated with warfarin prior to the index stroke/TIA.
- Time frame
- 30 days post enrolment
- Population
Source ClinicalTrials.gov
Trial
- Title
- Canadian Pradaxa Acute Stroke Safety Study
- NCT number
- NCT02415855
- Phases
- Conditions
- Ischemic Attack, Transient, Stroke
- Interventions
- Dabigatran
- Lead sponsor
- University of Alberta
- Results first posted
- 2020-06-19
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT02415855?tab=results
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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