“…A number of studies supporting this hypothesis have related higher home chaos to reduced or less appropriate parental responsiveness, parental involvement, verbal stimulation of the child, object stimulation, discipline strategies, parental self-efficacy beliefs or promoting child sleep routines (Billows et al, 2009;Corapci & Wachs, 2002;Dumas et al, 2005;Evans, Eckenrode, & Marcynszyn, 2010;Evans & Hygge, 2007;Evans, Maxwell, & Hart, 1999;Matheny, Wachs, Ludwig, & Phillips, 1995;Repetti & Wang, 2010;Wachs & Camli, 1991).…”