AR and renal cell carcinoma: For instance, a varying AR expression (15%–55%) in RCC with mixed correlations to outcomes was revealed.70, , , –74 A noteworthy correlation between AR expression and lower pathological stage and grading at diagnosis, as well as subsequent better outcomes, has been described.70,71,75,76 Controversially, studies have indicated worse oncological prognosis and overall outcome in correlation to AR expression72,73,77 as well.