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作者对施行颅脑外科手术病人用双盲试验法研究苯妥英对减少术后癫癇发作的预防效果。281例患者,随机分成2组,治疗组140例接受苯妥英,对照组141例给予安慰剂。周密观察病人癫癇发作的次数和监测
The authors conducted a double-blind trial on the preventive effect of phenytoin in reducing postoperative seizures in patients undergoing craniocerebral surgery. 281 patients were randomly divided into two groups, 140 in the treatment group receiving phenytoin, and 141 in the control group receiving placebo. Carefully observe the number of patients with seizures and monitoring