Comparison · NCT04579393-fb5278af
Fostamatinib With Standard of Care for Treatment of COVID-19 vs Placebo With Standard of Care for Treatment of COVID-19: The Number of Participants That Experienced Acute Renal Failure
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. Fostamatinib With Standard of Care for Treatment of COVID-19 vs Placebo With Standard of Care for Treatment of COVID-19: The Number of Participants That Experienced Acute Renal Failure. Trial comparisons, record NCT04579393-fb5278af. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT04579393-fb5278af
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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 | 0.1 | 0.0346 | 0.256 | wilson | |
| Risk in group 2 | 0.172 | 0.076 | 0.345 | wilson | |
| Risk difference, group 1 minus group 2 | -0.0724 | -0.257 | 0.111 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 0.58 | 0.152 | 2.21 | log | |
| Odds ratio, group 1 over group 2 | 0.533 | 0.115 | 2.47 | log | |
| Number needed to treat, for one fewer participant with the outcome on Fostamatinib With Standard of Care for Treatment of COVID-19 than on Placebo With Standard of Care for Treatment of COVID-19 | 13.8 | 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 | Fostamatinib With Standard of Care for Treatment of COVID-19 | Fostamatinib, will be administered orally at a dose of 150 mg twice daily for 14 days or 28 doses. | 3 | 30 | OG000 |
| Group 2 | Placebo With Standard of Care for Treatment of COVID-19 | Placebo: Placebo tablets to match fostamatinib 150 mg will be provided and administered orally at a dose of 150 mg twice daily for 14 days or 28 doses. | 5 | 29 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- SECONDARY
- Title
- The Number of Participants That Experienced Acute Renal Failure
- Description
The number of participants that experienced acute renal failure by day 29.~Acute renal failure defined as increase in serum creatinine by ≥0.3mg/dL within 48 hours or increase in serum creatinine by ≥1.5 times baseline which is known or presumed to have occurred within the prior seven days.
- Time frame
- day 29
- Population
- Intent to treat analysis
Source ClinicalTrials.gov
Trial
- Title
- Fostamatinib for Hospitalized Adults With COVID-19
- NCT number
- NCT04579393
- Phases
- PHASE2
- Conditions
- Coronavirus Disease 2019
- Interventions
- Placebo, fostamatinib
- Lead sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
- Results first posted
- 2022-03-02
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT04579393?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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