Gender differences in mortality after percutaneous coronary intervention / 中国介入心脏病学杂志

ABSTRACT

Objective To investigate gender differences in mortality after percutaneous coronary intervention(PCI) in contemporary "real world" practice and determine whether female gender is an independent risk factor for PCI mortality.Methods A total of 2 493 patients including 1 860 men(male group) and 633 women(female group) who underwent PCI during July 1st,2004 to September 30st,2005 in Beijing Anzhen Hospital were retrospectively investigated and followed up.The risk factors before PCI and the mortality rates post PCI were compared.Results Women undergoing PCI were older and had more comorbidities than men.However,men were more likely to have depressed ejection fraction,prior myocardial infarction,and prior coronary revascularization.Women demonstrated a ten-fold higher in-hospital mortality rates compared with men(1.1% vs 0.1%,P