研究人员选取了60名成人，随机分为3组，每组20人。
Researchers took 60 adults and randomly split them into three groups of 20.
他们被随机分为四组，并被置于不同等级的背景噪音环境中，从完全寂静到有50分贝、70分贝和85分贝的噪音。
They were randomly divided into four groups and exposed to various noise levels in the background, from total silence to 50 decibels, 70 decibels, and 85 decibels.
在这个旅行之前孩子们被随机分为两组。
Before the trip the boys were randomly divided into two groups.
研究按照标准化操作，将被试随机分为两组。
As is standard practice in such trials, the women were split at random into two groups.
这些人随机分为3组。
总共32名患者被随机分为两组。
术毕随机分为两组：硬膜外镇痛组和对照组。
And they were divided into two groups: epidural analgesia group and control group.
方法：将58例患者随机分为治疗组和对照组。
Methods: 58 patients were randomly divided into treatment and control groups.
方法：将行眼椎间盘手术的患者随机分为2组。
Methods Patients undergoing lumbar disc surgery were randomly divided into 2 groups.
方法72例婴幼儿秋季腹泻患儿随机分为2组。
Methods 72 patients with infantile autumn diarrhea were randomly divided into two groups.
将80例脑卒中患者随机分为研究组和对照组。
Methods: 80 patients with cerebral stroke were randomly divided into study group and control group.
方法： 将120例患者随机分为观察组和对照组。
Method: All 120 cases were randomly allocated into an observation group and control group.
将出生后雄性RCS大鼠48只随机分为给药组和对照组。
Methods A total of 48 male RCS rats were randomly divided into treated and control groups.
方法自发性气胸患者76例随机分为观察组和对照组各38例。
Methods 76 patients with spontaneous pneumothorax were randomly divided into observation group and control group, 38 case of each.
在第三项研究中，研究人员将75名男性和女性随机分为四个小组。
In the third study, 75 men and women were randomly assigned to one of four groups.
方法将297例患儿家长随机分为对照组和实验组，实施健康教育。
Methods 297 cases of children with parents were randomly pided into experimental group and control group, health education.
研究人员把40名老人随机分为两组，一组接受游戏培训，另一组不接受培训。
The researchers divided 40 aged people into 2 groups: one received game training while the other received no training.
方法选择120例老年性骨质疏松症患者，随机分为观察组和对照组。
Methods 120 cases of senile osteoporosis were randomly divided into trial group and control group.
将慢性荨麻疹患者58例，随机分为实验组和对照组，每组各29例。
Methods 58 patients with chronic urticaria were randomly divided into experimental group and control group, 29 cases in each group.
方法将本院住院发生静脉炎的80例老年患者随机分为对照组和观察组。
Methods 80 elderly patients in my hospital suffering phlebitis were randomly divided into control group and observation group in-patient ward.
方法80例急性进展性脑梗死患者随机分为治疗组和对照组，每组40例。
Methods80 patients with progressive cerebral infraction were divided into experiment group and control group with 40 patients in each group.
方法：SD大鼠30只，随机分为快速减压组、高压氧暴露组和正常对照组。
Method: SD rats 30, which were divided into the fast decompression group, HBO exposure group and normal control group.
方法将120名AMI患者随机分为对照组及试验组(每组60例)进行对照研究。
Methods 120 patients with AMI were divided in - to study group (60 cases) and regular treatment group (60 cases) by simple randomization.
方法：将符合诊断标准的病例随机分为对照组(102例)和治疗组(156例)。
Methods: (cases) corresponding to diagnosis standards were randomly divided into control group (102 cases) and treatment group (156 cases).
方法：123例符合诊断标准的脓毒症患儿随机分为观察组63例与对照组60例。
Methods: 123 children sepsis were divided into two groups randomly, 63 cases of observation group and 60 cases of control group.
方法将60例无手术适应证的重型颅脑损伤患者随机分为观察组和对照组，各30例。
Methods 60 Patients with heavy head injury and without operation indication were divided into two groups: (30 cases) and control group (30 cases).
方法：将85例2型糖尿病合并血脂异常患者随机分为治疗组57例和对照组28例。
Methods: 85 cases of type 2 DM complicated with blood - lipid disorder were allocated to treatment group (57 cases) and control group (28 cases) randomly.
方法：采用随机单盲设计，将160例急性脑梗塞患者随机分为治疗组和对照组各80例。
Method: Random and single blind design was used to divide 160 patients with acute cerebral infarction into the treatment group (80 cases) and the control group (80 cases).
方法：采用随机单盲设计，将160例急性脑梗塞患者随机分为治疗组和对照组各80例。
Method: Random and single blind design was used to divide 160 patients with acute cerebral infarction into the treatment group (80 cases) and the control group (80 cases).
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