Comparison · NCT00664521-sae
Rituximab Plus Atacicept vs Rituximab Plus 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
Cite this record
ConductScience Library. Rituximab Plus Atacicept vs Rituximab Plus Placebo: serious adverse events. Trial comparisons, record NCT00664521-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00664521-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 | 0.333 | 0.163 | 0.563 | wilson | |
| Risk in group 2 | 0.222 | 0.0632 | 0.547 | wilson | |
| Risk difference, group 1 minus group 2 | 0.111 | -0.256 | 0.39 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 1.5 | 0.375 | 6 | log | |
| Odds ratio, group 1 over group 2 | 1.75 | 0.275 | 11.2 | log | |
| Number needed to harm, for one more participant with a serious adverse event on Rituximab Plus Atacicept than on Rituximab Plus Placebo | 9 | 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 | Rituximab Plus Atacicept | Rituximab was administered as an intravenous infusion at a dose of 1000 milligram (mg) at Weeks 1 and 3, followed by atacicept 150 mg subcutaneously once a week from Week 7 to 32. | 6 | 18 | EG000 |
| Group 2 | Rituximab Plus Placebo | Rituximab was administered as an intravenous infusion at a dose of 1000 milligram (mg) at Weeks 1 and 3, followed by placebo matched to atacicept subcutaneously once a week from Week 7 to 32. | 2 | 9 | EG001 |
Source ClinicalTrials.gov
Harm
- What it counts
- Total, serious adverse events
- Time frame
- Baseline up to Week 64
Source ClinicalTrials.gov
Trial
- Title
- Atacicept in Combination With Rituximab in Subjects With Rheumatoid Arthritis (August III)
- NCT number
- NCT00664521
- Phases
- PHASE2
- Conditions
- Rheumatoid Arthritis
- Interventions
- Rituximab, Atacicept, Placebo matched to atacicept
- Lead sponsor
- Merck KGaA, Darmstadt, Germany
- Results first posted
- 2016-12-30
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT00664521?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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