SHBG and endometriosis: Secondly, with the unquestionable pathophysiological justification for the participation of SHBG (level/expression) in the “appearance” of endometriosis, the results of specific clinical/experimental studies on this issue are ambiguous/contradictory: there are works that show the connection of SHBG with the risk of endometriosis [37,38,39], and there are works in which such correlations were not found [58].