Comparison · NCT01977820-sae
Sapropterin 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
Cite this record
ConductScience Library. Sapropterin vs Placebo: serious adverse events. Trial comparisons, record NCT01977820-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT01977820-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 | 0 | 0.793 | wilson | |
| Risk in group 2 | 0 | 0 | 0.793 | wilson | |
| Risk difference, group 1 minus group 2 | 0 | -0.793 | 0.793 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | log | a group has no participants with the outcome | |||
| Odds ratio, group 1 over group 2 | log | a cell of the two-by-two table is zero | |||
| Number needed to harm | from the risk difference interval | the two groups' risks are equal |
Source ClinicalTrials.gov
Groups2
Group 2 names the comparator: placebo.
| Group | Title | Description | With the outcome | Analysed | ClinicalTrials.gov code |
|---|---|---|---|---|---|
| Group 1 | Sapropterin | Subject was administered with 20 mg/kg sapropterin tablets orally once daily during the 2-week response test period. The subject upon completing the 2-Week response test period was randomized to receive sapropterin during the 24-week study period. The subject underwent the study assessments and procedures according to the study protocol until the study was terminated by the Sponsor. | 0 | 1 | EG000 |
| Group 2 | Placebo | Subject was administered with 20 mg/kg sapropterin tablets orally once daily during the 2-week response test period. The subject upon completing the 2-Week response test period was randomized to receive placebo tablets matching to sapropterin orally once daily during the 24-week study period. The subject underwent the study assessments and procedures according to the study protocol until the study was terminated by the Sponsor. | 0 | 1 | EG001 |
Source ClinicalTrials.gov
Harm
- What it counts
- Total, serious adverse events
- Time frame
- Screening up to 24 weeks + 4-week follow-up
Source ClinicalTrials.gov
Trial
- Title
- Sapropterin on Cognitive Abilities in Young Adults With Phenylketonuria
- NCT number
- NCT01977820
- Phases
- PHASE2
- Conditions
- Phenylketonuria
- Interventions
- Sapropterin, Placebo
- Lead sponsor
- BioMarin Pharmaceutical
- Results first posted
- 2016-02-12
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT01977820?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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