The population-based “Asymptomatic Polyvascular Abnormalities in Community (APAC) Study was designed to examine prevalence and associations of asymptomatic polyvascular abnormalities (APA) in a general population.
The study included 5,440 participants (40.1% women) with an age of 40+ years who were randomly selected from the population of the Kailuan Study which included 101,510 employees and retirees of the Kailuan Co.Ltd, a large coal mine industry located in Tangshan, Hebei, China.
纳入标准:①开滦集团40岁及以上在职及离退休职工;②参加了开滦集团2006.7-2007.10健康查体;③愿意参加本研究,知情同意;排除标准:①研究相关数据不全者;②既往心肌梗死病史者;③既往脑卒中病史者。