Comparison · NCT00446641-8a09d577
Cilostazol vs Placebo: Aspirin Resistance (ARU ≥ 500)
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
2 sourcestrial-comparisons-2026-03-23-0.1.0
Cite this record
ConductScience Library. Cilostazol vs Placebo: Aspirin Resistance (ARU ≥ 500). Trial comparisons, record NCT00446641-8a09d577. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00446641-8a09d577
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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 | 0.185 | 0.123 | 0.269 | wilson | |
| Risk in group 2 | 0.257 | 0.184 | 0.346 | wilson | |
| Risk difference, group 1 minus group 2 | -0.0717 | -0.18 | 0.0391 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 0.721 | 0.434 | 1.2 | log | |
| Odds ratio, group 1 over group 2 | 0.657 | 0.344 | 1.26 | log | |
| Number needed to treat, for one fewer participant with the outcome on Cilostazol than on Placebo | 13.9 | from the risk difference interval | the interval includes no difference |
Source ClinicalTrials.gov
Groups2
Group 2 names the comparator: placebo.
| Group | Title | Description | With the outcome | Analysed | ClinicalTrials.gov code |
|---|---|---|---|---|---|
| Group 1 | Cilostazol | Cilostazol 100mg twice per day | 20 | 108 | OG000 |
| Group 2 | Placebo | matching placebo to cilostazol | 28 | 109 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- SECONDARY
- Title
- Aspirin Resistance (ARU ≥ 500)
- Description
- The number of participants with ARUs values ≥500 on the Ultra Rapid Platelet Function Assay-ASA; ARUs values
- Time frame
- 4 weeks after reatment
- Population
Source ClinicalTrials.gov
Trial
- Title
- Overcome Biochemical Aspirin Resistance Through Cilostazol Combination
- NCT number
- NCT00446641
- Phases
- PHASE4
- Conditions
- Cerebral Infarction
- Interventions
- Cilostazol, placebo
- Lead sponsor
- Asan Medical Center
- Results first posted
- 2010-01-18
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT00446641?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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