“…Several studies in Iran, the US, and the UK showed that psychological factors such as stress, anxiety and depression could be lowered through CR (Hoseini et al, 2013;Lavie et al, 2016;Mozafari et al, 2016;Yohannes et al, 2010). In contrast, several studies on phase II CR in Indonesia reclined more emphasis on the effects of CR on clinical outcomes, health behaviour, quality of life (Herliani et al, 2015;Rachma, 2018;Sutantri et al, 2019), and barriers to participating in CR (Stevani et al, 2018). Meanwhile, the effect of CR on the improvement of psychological conditions among CHD patients has not been found.…”