In the sub-cohort of patients with serum PSA levels ≤10 ng/mL (n = 34), miR-16 and miR-195 were also significantly downregulated by more than 50% in the PCa group compared to the Tf group (p = 0.017 and 0.045; Table S1). The gene discussed is KLK3; the disease is posterior cortical atrophy.