A multi-center, prospective active surveillance registry trial assessing the performance of a non-invasive blood test for indolent prostate cancer disease management.
The analysis population is defined as all the set of de-identified patient results received from the practices who met the inclusion / exclusion criteria. A target recruitment of 2000 subjects with an expected loss of 20% (400 subjects) and an overall event rate of 30% (480 subjects of 1600) will result in 480 cases and 1120 controls, where cases are defined as those patients with NCCN unfavorable intermediate risk or worse disease. With a significance level alpha of 0.05, the number of cases above will result in a statistical power (1-ß=0.2) of at least 80% to show a significant increase in performance of the full assay over clinical variables alone, assuming that performance characteristics are similar to those observed in a retrospective, independent training cohort and that the patients in the SAFELY cohort resemble this same training population.
Study Type
OBSERVATIONAL
Enrollment
2,000
Non-invasive blood based immunogenomic assay that targets RNA sequencing to identify disease and disease aggressiveness
Comprehensive Urology
Royal Oak, Michigan, United States
RECRUITINGCollect performance results on assay's ability to identify occult aggressive disease in active surveillance population.
Collect information from repeat biopsy including any increase in gleason grade, increase in number of cores positive, and increase in % cross sectional surface area involved by tumor from the repeat biopsy.
Time frame: 1 year
Validate immunogenomic assay's ability to serve as an ongoing, non-invasive tool to monitor patient risk for disease progression as detected by repeat biopsy.
On an annual basis, collect follow-up frequency data for each patient including optional repeat blood testing, repeat biopsy data, disease management decisions, and disease progression.
Time frame: 10 years
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