“…A further 96 articles were excluded due to lack of exercise prescription, no cardiac event, having only Phase I CR, no outcome measures to assess change in cardiorespiratory status, or were protocols or review articles. Thus 42 articles were available for quantitative analysis, of which 13 were randomized controlled trials ( 33 , 35 , 36 , 40 , 41 , 44 , 45 , 47 , 48 , 52 , 54 , 63 , 65 ) and 29 were cohort studies ( 26 – 32 , 34 , 37 – 39 , 42 , 43 , 46 , 49 – 51 , 53 , 55 – 62 , 64 , 66 , 67 ). Included papers are shown in Table 1 , together with study results and the level of evidence of the study.…”