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Can a tumor test predict aggressive prostate cancer in black men? new study aims to find out
NCT ID NCT02723734
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looks at whether the Decipher test, which predicts how aggressive prostate cancer is, works the same for African-American men as for other men. The test was developed mainly from samples of European men, but African-American men have higher rates of prostate cancer and death from it. Researchers will collect tumor samples from 240 men and see how well the test predicts cancer recurrence within two years. The goal is to help doctors choose the right treatment—avoiding unnecessary side effects for low-risk patients and giving more aggressive therapy to those who need it.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Decipher test (genomic classifier test on tumor samples)
- What this could lead to
- If successful, this could help doctors better tailor prostate cancer treatment for African-American men, who face higher risks.
- What could go wrong
- This is an observational validation study, not a treatment trial. The test may not perform equally across groups, and results may not change outcomes directly.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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240 people
The number who actually took part.
- Started
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Apr 2016
- Expected to finish
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Sep 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Men diagnosed with localized prostate cancer.
- Ages
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18 years and older
- Sex
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Male participants only
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Adult patients with Karnofsky Performance Status \>70 * Eastern Cooperative Oncology Group (ECOG) Performance Status 0-1 * Pathologically (histologically) proven diagnosis of prostate cancer (PCa) undergoing their first line of treatment * Meet National Comprehensive Cancer Network (NCCN) criteria for either: Low risk PCa (defined as Gleason score 6 in ≥ 3 cores; T-stage T1c- T2a); Intermediate risk PCa (defined as Gleason score 7, or prostatic specific antigen (PSA) ≥ 10 ng/ml \& \< 20 ng/ml, or T-stage ≤ T2c) * Eligible for either radical prostatectomy (RP) or definitive radiation therapy (RT) (+/- short-term androgen deprivation therapy (ADT)) * Age \> 18 years * Biopsy specimen available Exclusion Criteria: * Inability to acquire biopsy or prostatectomy tissue * History of prior PCa directed chemotherapy or pelvic irradiation (prior to study enrollment) * Documented distant metastatic disease or pelvic lymphadenopathy * Prior radical prostatectomy (RP) or cryosurgery for prostate cancer or bilateral orchiectomy * Targeted for active surveillance after diagnostic biopsy * Selecting ADT alone after diagnostic biopsy * On active surveillance for \> 6 months after diagnosis
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Bay Pines VA Health care System
Bay Pines, Florida, 33744, United States
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H. Lee Moffitt Cancer Center and Research Institute
Tampa, Florida, 33612, United States
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James A. Haley VA Hospital
Tampa, Florida, 33612, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- A scanner in the operating room could show surgeons exactly where prostate cancer remains
- New PET tracer aims to light up hidden cancer targets
- Can daily adaptive radiotherapy spare healthy tissue in prostate cancer?
- Can a radioactive tracer and MRI reveal prostate Cancer's true extent?
- Five-Fraction radiation plus hormone therapy tested against High-Risk prostate cancer
- Can a 10-Hour eating window fight cancer fatigue?