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Updated: Apr 8, 2026

Use of Magnetic Resonance Imaging and Biopsy Data to Guide Sampling Procedures for Prostate Cancer Biobanking
Published on: October 10, 2019
PEP Talk: Prostate Education Program, "Cutting Through the Uncertainty of Prostate Cancer for Black Men Using
Stanley K Frencher1, Arun K Sharma2, Senait Teklehaimanot3
1Department of Urology, David Geffen School of Medicine, University of California, Los Angeles, 650 Charles E Young Dr. South, 66-115 CHS, Los Angeles, CA, 90095, USA. sfrencher@mednet.ucla.edu.
Abstract:
The objective of this study was to investigate the effectiveness of using decision support instruments (DSI) to assist African-American (AA) men in making a prostate cancer (CaP) screening decision. This nonrandomized pretest-posttest comparison study assessed two DSI that were either culturally tailored or culturally nonspecific. CaP knowledge, intention to screen, and preferences were assessed before and after exposure to DSI using a convenience sample of 120 AA men aged 40 years and above. Participants interested in screening were referred to healthcare providers through a community-based patient navigator to obtain prostate-specific antigen (PSA) testing. We followed up 3 months after to determine if participants screened for CaP. CaP knowledge increased following exposure to both DSI in equivalent proportions. While similar proportions of men ultimately intended on having a PSA test following both DSI, bivariate analysis revealed that the culturally tailored DSI demonstrated a statistically significant increase in intention to screen. Participants' degree of certainty in their decision-making process with regard to CaP screening increased following the culturally tailored DSI (p < .001). The majority of participants planned on discussing CaP screening with a healthcare provider upon completion of the study. Barbershop-based health education can change the knowledge, preferences, intentions, and behaviors of this at-risk population. At 3 months follow-up, half (n = 58) of the participants underwent PSA testing, which led to the diagnosis of CaP in one participant. Community-led interventions for CaP, such as cluster-randomized designs in barbershops, are needed to better assess the efficacy of DSI in community settings.
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