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1 资料来源我们随机选择了确诊为TIA的患者50例,其中男性25例,女性25例,男女比例为1∶1,其中最大年龄72岁,最小年龄45岁,平均年龄是59.7岁。同时观察另一组对照病例50例,性别比同上,选择标准同上,平均年龄60.3岁。在选择样本时要求:(1)所选病例均有两次以上反复TIA发作的病史,发作间隔不超过10天。(2)经CT检查确定无占位性病变,无低密度梗塞灶。(3)血糖检查排除糖尿病改变者。(4)在血脂检查中,治疗组有29例胆固醇高于正常,对比
1 DATA SOURCES We randomly selected 50 patients diagnosed with TIA, including 25 males and 25 females, with a ratio of 1: 1. The maximum age was 72 years, the youngest age was 45 years and the mean age was 59.7 years. At the same time observe another group of 50 cases of control cases, the same sex than the above, the selection criteria above, with an average age of 60.3 years. Requirements in the selection of samples: (1) selected cases have more than twice the history of repeated episodes of TIA, seizure interval no more than 10 days. (2) confirmed by CT without occupying lesions, no low-density infarction. (3) check the blood sugar to exclude those who have diabetes. (4) in the blood lipids, the treatment group had 29 cases of cholesterol higher than normal, contrast