The results showed that EpCAM expression in PCa was significantly higher than in benign and normal tissue samples (OR = 77.93, 95% CI = 4.90–1238.45, P = 0.002; OR = 161.61, 95% CI = 17.65–1479.55, P < 0.001; respectively; Fig. 2). Here, EPCAM is linked to posterior cortical atrophy.