0.3 0.7 0.25 0.75 exercise diet 0.25 0.75 0.45 0.55 0.55 0.45 0.75 0.25 heart_disease 0.85 0.15 0.2 0.8 diet 0.2 0.8 0.85 0.15 heart_disease heart_burn 0.2 0.8 0.5 0.5 0.4 0.6 0.1 0.9 routine exercise (E) 246 305 303 340 doing healthy diet (D) 603 367 641 390 heart disease (HD) 367 470 445 518 blood pressure (BP) 237 619 321 671 chest pain (CP) 539 652 603 692 heart burn (HB) 684 517 748 557