“…The use of ICDs, including the cardiac resynchronization therapy defibrillator (CRT-D) for patients with heart failure, significantly reduces mortality from sudden cardiac death compared with anti-arrhythmic drug therapy ( Alba et al, 2013 , Chen et al, 2013 , Connolly et al, 2000 , Tan et al, 2014 ). However, some patients with ICDs experience psychological distress due to fear of blast or strong pain by electric shock ( de Ornelas Maia et al, 2013 , Heller et al, 1998 ). According to a recent systematic review, 5–41% of patients reported depressive symptoms and 8–63% reported anxiety symptoms ( Magyar-Russell et al, 2011 ).…”