“…The cognitive impairment associated with pain appears to be a major obstacle to rehabilitation (Moriarty, McGuire, & Finn, 2011). Furthermore, individual differences in perceived control are related to a variety of positive outcomes, including vocational rehabilitation, health, achievement, motivation, self-esteem, and coping (Millet, 2005;Selander, Marnetoft, & Åsell, 2007;Skinner, 1996). Generally, conceptualized perceived control or sense of mastery refers to an individual's generalized expectancies or beliefs about the extent to which they regard their life chances and things that happen to them as being under their own control in contrast to being fatalistically ruled (Pearlin & Schooler, 1978;Rotter, 1966).…”