PREVENTion of Clot in Orthopaedic Trauma
Model scores of the 29,894 trials active now.
Model score 12% for any early termination, 6% for termination due to slow enrollment. Past trials like this one (phase, sponsor type and disease area, started 2008–2016) ended terminated 20% of the time (381 trials).
Finished trial that started in 2015 or later: the model never saw it during training.
How it ended
Completed on 2022-02-18, after 2017-04-24 start.
The score above never used this outcome: finished trial that started in 2015 or later: the model never saw it during training.
Termination over time, as the model saw it at the start
Cumulative chance of ending terminated (red) or completed (green) by each year from its start; it actually ended on 2022-02-18. The rest of the way to 100% is still running.
From the competing-risks survival model (termination vs completion, still-running trials censored), fit to trials that started 2008–2014 and recalibrated to termination rates over 2022–2024, since termination has become more common. Checked on past years, it still ran a little low when the rise continued.
What moved the score
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Sponsor's past termination rate: 0% (lowers risk) · Sponsor's track record
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Accepts healthy volunteers: No (raises risk) · Who can join
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Wording of the registration (title, summary, criteria) (raises risk) · Wording
Phrases that raised it: injurytreatingstagerandomizationcreatinine
Phrases that lowered it: patients whobloodand safetysafety ofaspirin -
Phase: 3 (lowers risk) · Design
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Design: parallel (raises risk) · Design
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Drug's FAERS reports with a death: 11.5% (lowers risk) · Drug's FDA history
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Primary purpose: prevention (lowers risk) · Design
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Trials the sponsor started in the prior 2 years: 1 (raises risk) · Sponsor's track record
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Has a data monitoring committee: Yes (raises risk) · Design
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Sponsor type: academic or other (raises risk) · Sponsor's track record
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Disease area, cancer: No (lowers risk) · Disease area
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Minimum age: 18 (raises risk) · Who can join
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Blinding: single (lowers risk) · Design
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Drug's FAERS reports in the prior 12 months: 68096 (raises risk) · Drug's FDA history
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Disease area, cardiovascular: Yes (raises risk) · Disease area
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Number of arms: 2 (raises risk) · Design
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Drug's FAERS reports marked serious: 74.7% (lowers risk) · Drug's FDA history
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Disease area, respiratory: Yes (raises risk) · Disease area
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Maximum age: not given (raises risk) · Who can join
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Collaborators: 1 (raises risk) · Design
Every input that moved this score, largest first: SHAP contributions in log-odds, red raising risk and green lowering it. They describe the model, not causes of termination. Phrases are traced from the text features back to this registration's words, approximately.
The trial
Design
- Phase
- 3 (typical: 2)
- Number of arms
- 2
- Allocation
- randomized
- Design
- parallel
- Primary purpose
- prevention (typical: treatment)
- Blinding
- single (typical: none)
- Has a data monitoring committee
- Yes (typical: 56% yes)
- Responsible party
- sponsor
- Collaborators
- 1 (typical: 0)
- Keywords listed
- 8 (typical: 1)
Who can join
- Minimum age
- 18
- Maximum age
- not given (typical: 71)
- Sex
- all
- Accepts healthy volunteers
- No (typical: 9% yes)
Sponsor's track record
- Sponsor type
- academic or other
- Sponsor's past trials
- 2 (typical: 32)
- Sponsor's past termination rate
- 0% (typical: 9.9%)
- Trials the sponsor started in the prior 2 years
- 1 (typical: 19)
Drug's FDA history
- Drugs with FDA adverse-event history
- 3 (typical: 1)
- Drug has FAERS history
- Yes (typical: 64% yes)
- Drug's FAERS reports before start
- 393529 (typical: 2148)
- Drug's FAERS reports in the prior 12 months
- 68096 (typical: 412.5)
- Drug's FAERS reports marked serious
- 74.7% (typical: 85.6%)
- Drug's FAERS reports with a death
- 11.5% (typical: 15.9%)
Disease area and drugs
- Disease areas
- cardiovascular, respiratory
- Drugs matched to FDA substances
- aspirin, enoxaparin, heparin
Typical values are among the trials active now. Sponsor and drug history are counted only up to this trial's start date.
Similar finished trials
- A Different Approach to Preventing Thrombosis NCT02774265 · started 2016 · scored riskier than 84% of active trials completed
- Does Early Administration of Tranexamic Acid Reduce Blood Loss and Perioperative Transfusion Requirement NCT03182751 · started 2018 · scored riskier than 90% of active trials completed
- RETIC Trial: Reversal of Trauma Induced Coagulopathy Using Coagulation Factor Concentrates or Fresh Frozen Plasma NCT01545635 · started 2012 · scored riskier than 39% of active trials terminated
- Prevention of Postoperative Bleeding in Subcapital Femoral Fractures NCT02150720 · started 2013 · scored riskier than 55% of active trials completed
- A Study to Evaluate the Efficacy and Safety of Fondaparinux for the Prevention of Venous Blood Clots in Patients With a Plaster Cast or Other Type of Immobilization for a Below-knee Injury Not Needing Surgery NCT00843492 · started 2008 · scored riskier than 19% of active trials completed
Closest by meaning of the registration text (PubMedBERT embeddings), among finished trials. How they ended is context, not an input to this trial's score.