Irbesartan vs Placebo: First Occurrence of Stroke
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
Measures 6
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
| Measure | Value | 95% interval, lower | 95% interval, upper | Method | Note | Source |
|---|---|---|---|---|---|---|
| Risk in group 1 | 0.0839 | 0.0762 | 0.0923 | wilson | ClinicalTrials.gov | |
| Risk in group 2 | 0.0914 | 0.0833 | 0.1 | wilson | ClinicalTrials.gov | |
| Risk difference, group 1 minus group 2 | -0.00749 | -0.0192 | 0.00419 | newcombe hybrid score | ClinicalTrials.gov | |
| Risk ratio, group 1 over group 2 | 0.918 | 0.803 | 1.05 | log | ClinicalTrials.gov | |
| Odds ratio, group 1 over group 2 | 0.911 | 0.787 | 1.05 | log | ClinicalTrials.gov | |
| Number needed to treat, for one fewer participant with the outcome on Irbesartan than on Placebo | 134 | from the risk difference interval | the interval includes no difference | ClinicalTrials.gov |
Groups 2
Group 2 names the comparator: placebo.
| Group | Title | Description | With the outcome | Analysed | ClinicalTrials.gov code | Source |
|---|---|---|---|---|---|---|
| Group 1 | Irbesartan | 150 mg for 2 weeks, then uptitrated to 300 mg up to final follow-up visit | 379 | 4,518 | OG000 | ClinicalTrials.gov |
| Group 2 | Placebo | matching placebo up to final follow-up visit | 411 | 4,498 | OG001 | ClinicalTrials.gov |
Outcome 5
| Field | Value | Source |
|---|---|---|
| Type | SECONDARY | ClinicalTrials.gov |
| Title | First Occurrence of Stroke | ClinicalTrials.gov |
| Description | The considered event is the first occurrence of stroke (nonfatal or fatal, ischemic, hemorrhagic or of uncertain type) over the duration of follow-up, after validation by the EAC. | ClinicalTrials.gov |
| Time frame | Median follow-up of 4.5 years | ClinicalTrials.gov |
| Population | The intent-to-treat (ITT) population was used for this analysis. | ClinicalTrials.gov |
Trial 8
| Field | Value | Source |
|---|---|---|
| Title | Atrial Fibrillation Clopidogrel Trial With Irbesartan for Prevention of Vascular Events (ACTIVE I) | ClinicalTrials.gov |
| NCT number | NCT00249795 | ClinicalTrials.gov |
| Phases | PHASE3 | ClinicalTrials.gov |
| Conditions | Atrial Fibrillation, Cardiovascular Disease | ClinicalTrials.gov |
| Interventions | Irbesartan, placebo | ClinicalTrials.gov |
| Lead sponsor | Sanofi | ClinicalTrials.gov |
| Results first posted | 2010-10-15 | ClinicalTrials.gov |
| Results on ClinicalTrials.gov | https://clinicaltrials.gov/study/NCT00249795?tab=results | ClinicalTrials.gov |
Source 4
| Field | Value | Source |
|---|---|---|
| Release | trial-comparisons-2026-03-23-0.1.0 | ClinicalTrials.gov |
| Release manifest SHA-256 | f66225897fbf258b57ea10bdacfd0347d3cdfda93f7f5685234b7e06ea36fa57 | ClinicalTrials.gov |
| AACT copy | 2026-03-23 | ClinicalTrials.gov |
| 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 | ClinicalTrials.gov |
Release trial-comparisons-2026-03-23-0.1.0
ClinicalTrials.gov's posted results, through CTTI's AACT: ClinicalTrials.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.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.
ClinicalTrials.gov: none 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.