“…Some of them are age [4,6,7,[19][20][21][22]26,27,28,36] , race [4,6,7,19,23] , sex [4,7,22,26,27] , educational level [6,22,23] , work [27,34],marital status [18,33,34,36]. Studies that have analyzed the demographic characteristics and correlated them with adherence in HD are summarized below (Table 1).…”