Comparison · NCT00032591-sae
Patient Self-Testing (PST) vs High Quality Anticoagulation Management (HQACM): serious adverse events
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. Patient Self-Testing (PST) vs High Quality Anticoagulation Management (HQACM): serious adverse events. Trial comparisons, record NCT00032591-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00032591-sae
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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 | 0.169 | 0.15 | 0.189 | wilson | |
| Risk in group 2 | 0.172 | 0.153 | 0.192 | wilson | |
| Risk difference, group 1 minus group 2 | -0.00298 | -0.0303 | 0.0243 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 0.983 | 0.837 | 1.15 | log | |
| Odds ratio, group 1 over group 2 | 0.979 | 0.807 | 1.19 | log | |
| Number needed to treat, for one fewer participant with a serious adverse event on Patient Self-Testing (PST) than on High Quality Anticoagulation Management (HQACM) | 335 | from the risk difference interval | the interval includes no difference |
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 | Patient Self-Testing (PST) | Patient Self-Testing (PST) of prothrombin time by international normalized ratio (PT-INR or INR) with weekly testing | 247 | 1,465 | EG000 |
| Group 2 | High Quality Anticoagulation Management (HQACM) | High quality anticoagulation management (HQACM) with conventional monthly testing | 250 | 1,457 | EG001 |
Source ClinicalTrials.gov
Harm
- What it counts
- Total, serious adverse events
- Time frame
- Full length of follow-up
Source ClinicalTrials.gov
Trial
- Title
- The Home INR Study
- NCT number
- NCT00032591
- Phases
- PHASE4
- Conditions
- Atrial Fibrillation
- Interventions
- Weekly patient self-testing of prothrombin time, High quality anticoagulation management (HQACM) with conventional monthly testing
- Lead sponsor
- US Department of Veterans Affairs
- Results first posted
- 2014-02-06
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT00032591?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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