“…These include sex (1 = female, 0 = male) (Brooks, Simmel, Wind, & Barth, 2005), child age (Sharma, McGue, & Benson, 1996), pre-adoptive history of maltreatment (1 = yes, 0 = no) (Nalavany & Ryan, 2008;Simmel, 2007), co-sibling adoption (1 = yes, 0 = no) , adoption preparation (Nalavany, 2006;Simmel, 2007), family income (Ryan, Glover, & Cash, 2006), and family functioning .…”