“…Such perceived sudden changes in the environment, in the absence of resources to adjust to them, are likely to evoke stress responses (Janssen, Schuengel, et al, 2002). In addition, research has suggested that children who are deafblind are at increased risk for impaired attachment relationships due to a number of factors including frequent hospitalizations, lack of face-to-face eye contact, lack of joint attention, slow, difficult to read responses to caregiver initiations, and difficulties in regulation of arousal patterns (Janssen et al, 2003;Nelson et al, 2002;Nelson, van Dijk, Oster, & McDonnell, 2009;Rowland, 1984). Moreover, chronic stress in children who are deafblind has been thought to manifest itself in physical illness, self-abusive behaviors, and severe challenging behaviors (Janssen, Schuengel, et al, 2002).…”