Comparison · NCT00970944-sae
Amantadine HCL vs Placebo: 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. Amantadine HCL vs Placebo: serious adverse events. Trial comparisons, record NCT00970944-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00970944-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 | 0.172 | 0.107 | 0.265 | wilson | |
| Risk in group 2 | 0.196 | 0.129 | 0.286 | wilson | |
| Risk difference, group 1 minus group 2 | -0.0235 | -0.134 | 0.0908 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 0.88 | 0.477 | 1.62 | log | |
| Odds ratio, group 1 over group 2 | 0.855 | 0.404 | 1.81 | log | |
| Number needed to treat, for one fewer participant with a serious adverse event on Amantadine HCL than on Placebo | 42.6 | 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 | Amantadine HCL | 100mg BID administered for 2 weeks, then increased to 150mg BID in week 3 if change on primary outcome measure (ie Disability Rating Scale, DRS) was less than 2 points after week 2. If change in DRS score remained less than 2 points after week 3, dose was increased to 200mg BID in week 4. | 15 | 87 | EG000 |
| Group 2 | Placebo | Visually identical compound administered in the same manner (ie enterally) as the actual study drug. | 19 | 97 | EG001 |
Source ClinicalTrials.gov
Harm
- What it counts
- Total, serious adverse events
- Time frame
Source ClinicalTrials.gov
Trial
- Title
- Effectiveness of Amantadine Hydrochloride for Treatment of Severe Traumatic Brain Injury (TBI)
- NCT number
- NCT00970944
- Phases
- PHASE2, PHASE3
- Conditions
- Traumatic Brain Injury
- Interventions
- Amantadine Hydrochloride, Placebo
- Lead sponsor
- JFK Medical Center
- Results first posted
- 2012-09-24
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT00970944?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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