Among patients who completed the @-year exercise intervention , exercise training resulted in favorable changes in exercise capacity both in CAD patients with T@D ( +@ @ vs. -@ @ MET , P = @ ) and without T@D ( +@ @ vs. -@ @ MET , P = @ ) as compared with the control group but did not have any significant effects on major metabolic or autonomic nervous system risk factors in CAD patients with or without T@D .