KLK3 and posterior cortical atrophy: The detection rates according to the biopsy modality in low PSA groups (LP-T vs. LP-M), the detection rates of both PCa (20.30% vs. 39.90%; P < 0.001) and csPCa (12.30% vs. 34.00%; P < 0.001) were significantly higher in the LP-M group than in the LP-T group.