“…In one study, after multivariable adjustment, only ST-segment depression during AECG monitoring, and not ST-segment depression during exercise testing, significantly predicted worse outcomes (Rocco et al, 1988). In patients with unstable coronary syndromes, silent ischemia can predict both short-term and long-term risk (Gibson et al, 2009;Gottlieb, Weisfeldt, Ouyang, Mellits, & Gerstenblith, 1987;Langer, Singh, Freeman, Tibshirani, & Armstrong, 1995;Patel et al, 1997;Scirica et al, 2009).…”