Imaging Inflammation in Alzheimer's Disease With 11C-ER176
Model scores of the 29,894 trials active now.
Model score 11% for any early termination, 2% for termination due to slow enrollment. Past trials like this one (phase, sponsor type and disease area, started 2008–2016) ended terminated 14% of the time (121 trials).
Finished trial that started in 2015 or later: the model never saw it during training.
How it ended
Completed on 2022-07-20, after 2018-09-10 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 2022-07-20. 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: 20.3% (raises risk) · Sponsor's track record
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Wording of the registration (title, summary, criteria) (raises risk) · Wording
Phrases that raised it: patients withbrainalzheimerableradiation
Phrases that lowered it: healthyparticipantsimpairmentstudyclinical trial -
Phase: 1/2 (raises risk) · Design
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Disease area, psychiatry: Yes (raises risk) · Disease area
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Sponsor type: academic or other (raises risk) · Sponsor's track record
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Primary purpose: diagnostic (lowers risk) · Design
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Disease area, neurology: Yes (raises risk) · Disease area
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Trials the sponsor started in the prior 2 years: 110 (lowers risk) · Sponsor's track record
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Minimum age: 50 (lowers risk) · Who can join
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Drug's FAERS reports with a death: no FAERS history (raises risk) · Drug's FDA history
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Drug's FAERS reports marked serious: no FAERS history (raises risk) · Drug's FDA history
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Design: parallel (raises risk) · Design
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Disease area, cancer: No (lowers risk) · Disease area
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Has a data monitoring committee: No (lowers risk) · Design
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Sponsor's past trials: 310 (lowers risk) · Sponsor's track record
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Responsible party: principal investigator (lowers risk) · Design
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Number of arms: 2 (raises risk) · Design
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Collaborators: 0 (raises risk) · Design
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Blinding: none (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
- 1/2 (typical: 2)
- Number of arms
- 2
- Allocation
- non randomized (typical: randomized)
- Design
- parallel
- Primary purpose
- diagnostic (typical: treatment)
- Blinding
- none
- Has a data monitoring committee
- No (typical: 56% yes)
- Responsible party
- principal investigator (typical: sponsor)
- Collaborators
- 0
- Keywords listed
- 2 (typical: 1)
Who can join
- Minimum age
- 50 (typical: 18)
- Maximum age
- not given (typical: 71)
- Sex
- all
- Accepts healthy volunteers
- Yes (typical: 9% yes)
Sponsor's track record
- Sponsor type
- academic or other
- Sponsor's past trials
- 310 (typical: 32)
- Sponsor's past termination rate
- 20.3% (typical: 9.9%)
- Trials the sponsor started in the prior 2 years
- 110 (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, psychiatry
- 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
- Imaging Inflammation in Alzheimer's Disease NCT02831283 · started 2016 · scored riskier than 14% of active trials completed
- Imaging Inflammation in Patients With Parkinson's Disease Dementia or Dementia With Lewy Bodies NCT02702102 · started 2015 · scored riskier than 33% of active trials completed
- The Relationship Between Neuropsychological Testing and MRI, PET and COBRE - Project 1: AIM 2 (GE-180) NCT03702816 · started 2018 · scored riskier than 18% of active trials terminated
- Study of the Efficacy and Safety of Various Anti-inflammatory Agents in Participants With Mild Cognitive Impairment or Mild Alzheimer's Disease NCT04795466 · started 2021 · scored riskier than 69% of active trials terminated
- Evaluation of [18F] FEPPA and PET Imaging as a Marker of Inflammation in Subjects With Neurological Conditions NCT00970333 · started 2009 · scored riskier than 79% 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.