a double-center retrospective 5 years survey of 385 cabg cases comparing gender characteristics

coronary artery disease is one of the leading causes of morbidity and mortality especially in the indusirialzcd societies. this retrospective study was carried out on 385 patients who were referred to shariati and jamaran hospitals from 1992 till 1997 and who underwent coronaty artery bypass grafting. the objective was to obtain a descriptive analysis of the important factors in this population and to draw a comparison betweent the two genders and to draw genders regarding these variables. the data were obtained from patients' files, angiography and operation notes; 82.9% of the study population were of male. the mean age of women was higher than men by 2.2years. the most common risk factors among the male gender were found to be smoking, hyperlipedemia, hypercholesterolemia and hypertension. except for smoking which was omitted in women, all other risk factors showed a comparative low prevalence in this gender. most patients (93.37%) fell in group ii and iii of functional class as per nyha classification and the most frequent signs and symptoms on admission being chest pain (81.5%) and dyspnea (11.2%). the affected vessels in order of frequency were the left anterior descending, the right coronary and the circumflex arteries respectively. the average number of grafts utilized were 3 in the entire population. overall mortality recorded was 2.1%.