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为了评价阿司匹林(ASA)对预防颈动脉(CA)术后神经系统并发症的作用,作者对232例经CA内膜切除患者(1985年12月～1991年2月)进行了随机、双盲、对照研究。患者分为两组:ASA组117例,年龄48～79(中位值66)岁,术前1天晚及术后当晚各服75mg ASA,并75mg/d维持半年;对照组115例,年龄40～81(中位值66)岁,服用与ASA外观相同的安慰剂,服药时间与ASA组同。两组危险因素、实验室结果、手术适应症等近似。术后随访1年。
To evaluate the role of aspirin (ASA) in preventing postoperative neurologic complications in carotid arteries (CA), we performed a randomized, double-blind, double-blind, Control study. Patients were divided into two groups: ASA group 117 cases, aged 48-79 (median 66) years old, one night before surgery and the night after surgery, each serving 75mg ASA, and 75mg / d for six months; control group of 115 patients, age 40-81 (median 66) years old, taking placebo with the same appearance as ASA, taking the same time as the ASA group. Two groups of risk factors, laboratory results, surgical indications and so on. Follow-up for 1 year.