“…Conversely, disengagement or premature exit from a health or human service delivery system can cause significant losses including, but not limited to, a poor return on investment (Lequerica, Donnell, & Tate, 2009; Lequerica & Kortte, 2010; Medley & Powell, 2010). Approximately 50% of clients served by the state-federal vocational rehabilitation (VR) program exit prior to completion of services, and in fiscal year 2009, US$325 million of VR funds were expended for cases closed due to refusal of services, clients’ failure to cooperate, or an agency’s inability to locate the client (Rigles, Ipsen, Arnold, & Seeking, 2011). Researchers, practitioners, and policy makers are beginning to assess the treatment goal of engagement as a variable to gauge client motivation, contain costs, and improve the effectiveness of intervention strategies (Prendergast, Podus, Chang, & Urada, 2002; Simpson, 2004).…”