Reassurance about the risks of cardiac surgery for older patients.
D000367:Age Factors; D000368:Aged; D000369:Aged, 80 and over; D015906:Angioplasty, Balloon, Coronary / Q000401:mortality*; D002170:Canada / Q000453:epidemiology; D001026:Coronary Artery Bypass / Q000401:mortality*; D003327:Coronary Disease / Q000401:mortality* / Q000628:therapy; D006801:Humans