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Onvansertib in Combination With Abiraterone and Prednisone in Adult Patients With Metastatic Castration-Resistant Prostate Cancer

NCT03414034 on ClinicalTrials.gov Phase 2 Cardiff Oncology (industry) Started 2018-08-14 Completed
Riskier than 55% of active trials
this trial: 17% 0% 36%

Model scores of the 29,894 trials active now.

Model score 17% for any early termination, 5% for termination due to slow enrollment. Past trials like this one (phase, sponsor type and disease area, started 2008–2016) ended terminated 13% of the time (1,304 trials).

Finished trial that started in 2015 or later: the model never saw it during training.

How it ended

Completed on 2023-10-16, after 2018-08-14 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

0% 17% 34% 52% 69% 0123456 yr completed 60% terminated 24%

Cumulative chance of ending terminated (red) or completed (green) by each year from its start; it actually ended on 2023-10-16. 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

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
2
Number of arms
3 (typical: 2)
Allocation
non randomized (typical: randomized)
Design
parallel
Primary purpose
treatment
Blinding
none
Has a data monitoring committee
No (typical: 56% yes)
Responsible party
sponsor
Collaborators
0
Keywords listed
3 (typical: 1)

Who can join

Minimum age
18
Maximum age
not given (typical: 71)
Sex
male (typical: all)
Accepts healthy volunteers
No (typical: 9% yes)

Sponsor's track record

Sponsor type
industry (typical: academic or other)
Sponsor's past trials
0 (typical: 32)
Sponsor's past termination rate
no earlier finished trials (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
2 (typical: 1)
Drug has FAERS history
Yes (typical: 64% yes)
Drug's FAERS reports before start
209985 (typical: 2148)
Drug's FAERS reports in the prior 12 months
39634 (typical: 412.5)
Drug's FAERS reports marked serious
72.2% (typical: 85.6%)
Drug's FAERS reports with a death
11.7% (typical: 15.9%)

Disease area and drugs

Disease areas
none of the 14 tracked areas
Drugs matched to FDA substances
abiraterone, onvansertib, prednisone

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

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.