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本研究通过病例——对照方法以测定偏头痛是否为缺血性中风的一个危险因素。研究对象为巴 黎两家医院的212例中风病人和212例有相应性别、年龄(不超过5岁)及高血压史的对照病人。缺血性中风由脑CT、MRI证实,头痛史基于访问期间调查表的记录。偏头痛的流行在中风组与对照组
This study used a case-control study to determine if migraine is a risk factor for ischemic stroke. The study population consisted of 212 stroke patients and 212 control subjects with corresponding sex, age (up to 5 years) and history of hypertension in two hospitals in Paris. Ischemic stroke was confirmed by brain CT and MRI and the history of headache was based on the record of the questionnaire during the visit. The prevalence of migraine in stroke group and control group