心肌梗死后戒烟的病人的生存率比继续吸烟者有所改善,这在1975年已首次报道。而后进一步的研究已证实了这一结果,但只限于六年之内。为证实六年以后是否仍有益处,作者对498名60岁以下的戒烟男性患者随访了 The survival rate of patients who quit smoking after myocardial infarction is better than those who continue to smoke, which was first reported in 1975. After further research has confirmed this result, but only within six years. To confirm whether there are still benefits after six years, the authors followed 498 smoking cessation men under the age of 60