ConductScience.org, home

Comparison · NCT01534676-sae

Recipients vs Donors: serious adverse events

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

2 sourcestrial-comparisons-2026-03-23-0.1.0

Download JSON
Cite this record

ConductScience Library. Recipients vs Donors: serious adverse events. Trial comparisons, record NCT01534676-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT01534676-sae

On this page

Measures6

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

MeasureValue95% interval, lower95% interval, upperMethodNote
Risk in group 1000.658wilson
Risk in group 2000.793wilson
Risk difference, group 1 minus group 20-0.7930.658newcombe hybrid score
Risk ratio, group 1 over group 2loga group has no participants with the outcome
Odds ratio, group 1 over group 2loga cell of the two-by-two table is zero
Number needed to harmfrom the risk difference intervalthe two groups' risks are equal

Groups2

Neither group, or both, names a comparator, so the groups keep ClinicalTrials.gov's order.

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1Recipients
Participants with a blood disorder (either sickle cell disease or thalassemia) and currently receive blood transfusions as treatment - will be receiving the following transfusion according to regular schedule: a fresh blood, a stored blood, a washed blood, and a frozen blood transfusion.
02EG000
Group 2Donors
Volunteer dedicated donors will be recruited to donate blood for each transfusion events over the next 3 years. Each patient with a chronic illness such as sickle cell disease or thalassemia will have one dedicated donor.
01EG001

Harm

What it counts
Total, serious adverse events
Time frame

Source ClinicalTrials.gov

Trial

Title
Effects of Transfusion of Older Stored Red Cells
NCT number
NCT01534676
Phases
NA
Conditions
Sickle Cell Disease, Thalassemia
Interventions
Transfusion, Blood, Chelation therapy
Lead sponsor
Columbia University
Results first posted
2016-10-05

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.

For software

Read this comparison from software.

The record is JSON. No key.

GET https://conductscience.org/api/comparisons/v1/NCT01534676-sae