NH3-N density: three experimental groups and control group not significant (P>0.05).
NH3-N浓度：三个试验组与对照组间差异不显著（P>0.05）。
Methods 120 patients were divided into two groups randomly, deploying different anaesthesia methods, experimental group injected Articaine and control group injected Lidocaine.
方法将120例患者随机分为两组，运用不同的麻醉方法，实验组注射碧兰麻，对照组注射利多卡因。
Control group given drug therapy and General canker knowledge health education, experimental groups in the control group basis gives full health education.
对照组给予药物治疗和一般溃疡病知识健康教育，实验组在对照组基础上给予全程的健康教育。
Results Fibroblast cells and control group cells grew well, whereas the growth of tumour cells in experimental groups reduced gradually, and cells fusion and lysis appeared.
结果成纤维细胞和对照组细胞生长良好，而实验孔的各组癌细胞逐渐减少，出现融合、裂解。
Compared with negative control group, the doubling time of both positive control group and experimental groups was prolonged.
与阴性对照组比较，阳性对照组和实验组细胞群体倍增时间增加。
Results The effects of two groups on improving symptoms and decreasing ammonia were obviously different(P<0.05). The effect of experimental group was better than that of control group.
结果两组在改善症状和降氨程度上的差异均有统计学意义（P<0.05），观察组的疗效明显优于对照组。
Methods: 116 cases apoplectic patients were divided into two groups voluntarily the experimental group 61 cases and the control group 55 cases.
方法：选择116例住院的中风患者，随机分为治疗组61例和对照组55例。
Methods: 200 healthy babies of full term natural delivery were divided into two groups, experimental group and control group, according to the time of delivery, 100 babies each troup.
方法：将自然分娩的足月正常新生儿200例，按出生顺序分为实验组和对照组，每组100例。
ResultsBaseline of the experimental group and control group showed no difference (P> 0.05), between the two groups were comparable.
结果基线时实验组和对照组各项指标无差异（P>0.05），说明两组间具有可比性。
The experiment was divided into five groups, four experimental groups and a control group.
实验分五组，即四个实验组和一个对照组。
Experimental intrauterine misoprostol administered group and control group simply oxytocin administration, comparing two groups of clinical efficacy.
实验组为米索前列醇宫腔内给药，对照组为单纯缩宫素给药，对比2组临床疗效。
Methods:The 542 cases of mothers were randomly divided into experimental and control groups. The experimental group was according to clinical pathways for care and health education.
方法：将542例产妇随机分为实验组和对照组，对实验组按临床路径、对照组按传统方法进行护理和健康教育。
Methods: 53 patients with Alzheimer's disease were randomly divided into experimental group (27 cases) and control group (26 cases), two groups were given conventional treatment and health education.
方法：将53名老年性痴呆症患者随机分为实验组(27例)和对照组(26例)，均给予常规治疗及健康宣教。
The research divides participants into three groups randomly: one control group and two experimental groups.
实验对象被分为三组：一个控制组，两个实验组。
METHODS The subjects were randomly selected and divided into control group and experimental groups, each group 30 cases.
方法将研究对象随机分成对照组和试验组，每组30例；
Methods 42 elderly patients with intertrochanteric fractures were randomly divided into the experimental and the control groups, 21 cases in each group.
方法将42例老年股骨粗隆间骨折患者随机分为实验组和对照组，各21例。
Methods:4 pairs of littermate swines were allocated randomly to 2 groups(the control group and the experimental group).
方法：选用同窝小猪4对，分别随机分为实验组和对照组。
And then, 24 goats, similar in weights and monthly ages as well as in same feeding conditions, were selected and devided into 3 groups of a control group and 2 experimental groups.
同时，选出体重和月龄相近，饲养条件相同的当年山羊羔24只作为实验动物，随机分成3组。
Pigs in the control group were fed a basal diet, and in experimental groups were fed basal diets with 30% and 60% reduction of the trace mineral elements.
对照组饲喂基础饲粮，试验组饲喂在基础饲粮基础上减少30%或60%矿物元素的饲粮。
And the overall effect of the experimental groups is better than that of the control group.
总体疗效方面，实验组均优于对照组。
Methods220 parturients were divided into experimental group and control group. The level of puerperal depression and the rate of occurrence of puerperal depression in both groups were compared.
方法将2 2 0例产妇分成观察组和对照组，比较两组产妇产后的抑郁水平和抑郁症发生率。
The expression of COX-2 in middle and high dose experimental groups were decrease, compare with control group(P<0.05); 3.
与空白组比较，中、高实验组COX-2蛋白表达下降，差别具有统计学意义（P＜0.05）；
The expression of COX-2 in middle and high dose experimental groups were decrease, compare with control group(P<0.05); 3.
与空白组比较，中、高实验组COX-2蛋白表达下降，差别具有统计学意义（P＜0.05）；
应用推荐