Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics Study Of PF-04427429 In Healthy Women Volunteers
Model scores of the 29,894 trials active now.
Model score 12% for any early termination, 0% for termination due to slow enrollment. Past trials like this one (phase, sponsor type and disease area, started 2008–2016) ended terminated 8% of the time (544 trials).
Finished trial that started 2008–2014: scored by a model trained without any trial from its start year, so its own outcome was never used.
How it ended
Completed on 2013-01-31, after 2011-10-31 start.
The score above never used this outcome: finished trial that started 2008–2014: scored by a model trained without any trial from its start year, so its own outcome was never used.
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 2013-01-31. 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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Accepts healthy volunteers: Yes (lowers risk) · Who can join
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Sponsor's past termination rate: 16.0% (raises risk) · Sponsor's track record
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Trials the sponsor started in the prior 2 years: 353 (raises risk) · Sponsor's track record
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Wording of the registration (title, summary, criteria) (raises risk) · Wording
Phrases that raised it: safety tolerabilitytolerability pharmacokineticsascendingand pharmacodynamicspharmacodynamics of
Phrases that lowered it: healthykgbodyvolunteersindex -
Phase: 1 (lowers risk) · Design
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Disease area, neurology: Yes (raises risk) · Disease area
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Design: single group (raises risk) · Design
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Sponsor's past trials: 1017 (raises risk) · Sponsor's track record
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Drug's FAERS reports with a death: no FAERS history (raises risk) · Drug's FDA history
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Sponsor type: industry (lowers risk) · Sponsor's track record
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Has a data monitoring committee: No (lowers risk) · Design
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Drug's FAERS reports marked serious: no FAERS history (raises risk) · Drug's FDA history
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Primary purpose: treatment (raises risk) · Design
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Collaborators: 0 (raises risk) · Design
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Blinding: quadruple (lowers risk) · Design
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Disease area, cancer: No (lowers risk) · Disease area
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Keywords listed: 2 (raises risk) · Design
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Minimum age: 18 (raises risk) · Who can join
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
- 1 (typical: 2)
- Number of arms
- 2
- Allocation
- randomized
- Design
- single group (typical: parallel)
- Primary purpose
- treatment
- Blinding
- quadruple (typical: none)
- Has a data monitoring committee
- No (typical: 56% yes)
- Responsible party
- sponsor
- Collaborators
- 0
- Keywords listed
- 2 (typical: 1)
Who can join
- Minimum age
- 18
- Maximum age
- 65 (typical: 71)
- Sex
- female (typical: all)
- Accepts healthy volunteers
- Yes (typical: 9% yes)
Sponsor's track record
- Sponsor type
- industry (typical: academic or other)
- Sponsor's past trials
- 1017 (typical: 32)
- Sponsor's past termination rate
- 16.0% (typical: 9.9%)
- Trials the sponsor started in the prior 2 years
- 353 (typical: 19)
Drug's FDA history
- Drugs with FDA adverse-event history
- 0 (typical: 1)
- Drug has FAERS history
- No (typical: 64% yes)
- Drug's FAERS reports before start
- 0 (typical: 2148)
- Drug's FAERS reports in the prior 12 months
- 0 (typical: 412.5)
- Drug's FAERS reports marked serious
- no FAERS history (typical: 85.6%)
- Drug's FAERS reports with a death
- no FAERS history (typical: 15.9%)
Disease area and drugs
- Disease areas
- neurology
- Drugs matched to FDA substances
- none matched
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
- First In Human Study To Evaluate The Safety, Tolerability, Pharmacokinetics And Pharmacodynamics Of PF-04427429 Administered Intravenously To Healthy Adult Volunteers NCT01011296 · started 2009 · scored riskier than 6% of active trials completed
- A Clinical Study Evaluating The Safety And Tolerability Of PF-04427429 In Healthy Adult Volunteers. The Pharmacokinetics And Pharmacodynamics Of PF-04427429 Will Also Be Investigated NCT01165723 · started 2010 · scored riskier than 9% of active trials completed
- Study In Healthy Adult Volunteers To Evaluate The Safety, Tolerability, Pharmacokinetics And Pharmacodynamics Of PF-04427429 NCT01117233 · started 2010 · scored riskier than 6% of active trials completed
- A Study To Investigate The Safety And Toleration Of A Single Dose Of PF-04418948 In Healthy Volunteers NCT01002963 · started 2009 · scored riskier than 8% of active trials completed
- A Study To Evaluate The Safety, Tolerability And Plasma Drug Levels Of PF-04447943 When Administered With Donepezil To Healthy Volunteer Subjects NCT01097876 · started 2010 · scored riskier than 10% 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.