随机试验

在古典概型问题中引入了n次随机试验，n维样本点，n维随机事件和n维样本空间等概念，对解决古典概型的应用问题提供了相应的数学模型。

This thesis introduces some concepts as N random test , N-dimensional samples , N-dimensional random events , and N-dimensional space samples into the classical probability type 's problem .

虚拟随机试验技术及装备行为特征的统计评估

Virtual random test technology and statistical evaluation on equipment behavior and characteristic

这项研究是随机试验，从三月份开始在至少17个国家召集了3500名患者来研究4种药物，其中就包括羟氯喹。

The study , a randomized trial , has enrolled 3500 patients in at least 17 countries since March to study four medicines , including hydroxychloroquine .

维生素B2、镁剂和白菊联合预防偏头痛的一项临床随机试验

A combination of riboflavin , magnesium , and feverfew for migraine prophylaxis : A randomized trial

eVALuate研究：经腹腔镜与开腹和经阴道子宫切除术相比较的两项平行随机试验

The eVALuate study : two parallel randomised trials , one comparing laparoscopic with abdominal hysterectomy , the other comparing laparoscopic with vaginal hysterectomy

巧用FLASH模拟掷币随机试验

Simulating Tossing Random Experiment with Flash

结合BP人工神经网络和MonteCarlo随机试验法，建立混凝土配合比的直接优化设计模型，并开发出实用软件。

An optimization method of concrete mix proportioning using Back-Propagation Neural Network program and Monte-Carlo techniques is described .

非ST段抬高急性冠状动脉综合征介入治疗的5年结果：英国心脏基金会RITA3随机试验

5-year outcome of an interventional strategy in non-ST-elevation acute coronary syndrome : The British Heart Foundation RITA 3 randomised trial

异常子宫出血药物治疗和子宫切除术治疗比较的随机试验：药物或手术（Ms）的资源使用

Randomized trial of medical treatment versus hysterectomy for abnormal uterine bleeding : Resource use in the Medicine or Surgery ( Ms ) trial

转移性胃癌患者的长期生活质量研究：消化道肿瘤II期随机试验中生活质量的分析模式及临床适用范围

Longitudinal quality of life study in patients with metastatic gastric cancer : Analysis modalities and clinical applicability of QoL in randomized phase II trial in a digestive oncology

目的用组群随机试验实现伤寒Vi疫苗效果观察的研究设计和实施应用。

Objective To describe the design and application of cluster randomized controlled method on typhoid Vi vaccine trial , and to assess the effect of implementation .

更好地报告随机试验中的危害：CONSORT声明扩展版

Better Reporting of Harms in Randomized Trials : An Extension of the CONSORT Statement

设计：对已发表和未发表随机试验的表格式资料进行荟萃分析，对传统NSAIDs的作用进行间接评估。

Design Meta-analysis of published and unpublished tabular data from randomised trials , with indirect estimation of the effects of traditional NSAIDs .

在博茨瓦纳比较母乳喂养加婴儿预防性应用叠氮胸苷6个月与配方奶加婴儿叠氮胸苷1个月以减少母婴HIV传播的一项随机试验：Mashi研究

Breastfeeding plus infant zidovudine prophylaxis for 6 months vs formula feeding plus infant zidovudine for 1 month reduce mother-to-child HIV transmission in Botswana-A randomized trial : The Mashi study

西罗莫司洗脱支架与血管内近距离放射疗法治疗裸金属支架内再狭窄的疗效比较：SISR随机试验

Sirolimus-eluting stents vs vascular brachy-therapy for in-stent restenosis within bare-metal stents : The SISR randomized trial

方法采用组群随机试验方法确定试验组和对照组所需样本量，并组织实施大规模疫苗接种，在试验组接种伤寒Vi疫苗、对照组接种流脑疫苗。

Methods Simple size calculation of cluster-randomized trial was used to determine the sample size of the two groups and a vaccination campaign was conducted . The study group was given typhoid Vi vaccine and the control group was given meningococcal A vaccine .

一项关于钙化性主动脉狭窄强化降脂治疗的随机试验

A randomized trial of intensive lipid-lower-ing therapy in calcific aortic stenosis

口服避孕药治疗青春期女性痛经的一项随机试验

Oral contraceptives for dysmenorrhea in adolescent girls : A randomized trial

组群随机试验在伤寒疫苗效果观察中的应用研究

Application of cluster randomization method on typhoid Vi vaccine trails

间歇性应用夫罗曲普坦预防月经性偏头痛的随机试验

A randomized trial of frovatriptan for the intermittent prevention of menstrual migraine

群随机试验与传统随机试验统计方法对比分析

Comparison of Statistical Approaches between Cluster Randomization Trials and Classic Randomization Trials

本文为前瞻性随机试验。

Our paper is on a prospective random experiment .

一项比较口服抗凝剂自我治疗和诊所治疗的随机试验

Comparing self-management of oral anticoagulant therapy with clinic management : A randomized trial

选择性头部降温在新生儿脑病后全身轻度低温中应用的多中心随机试验

Selective head cooling with mild systemic hypothermia after neonatal encephalopathy : Multicentre randomised trial

在医学研究中募集患者：选择性加入与选择性退出方案的双盲随机试验

Recruiting patients to medical research : Double blind randomised trial of opt-inversus opt-out strategies

牦牛科研中一种新的随机试验分组法

A New Method of Stochastic Experiment Divided into Groups at Scientific Research in Yak

针灸治疗慢性头痛的初级保健：大样本、实用的随机试验

Acupuncture for chronic headache in primary care : large , pragmatic , randomised trial

多方法的质量改善干预可提高预防性心血管治疗的效果：一项整群随机试验

A multimethod quality improvement intervention to improve preventive cardiovascular care : A cluster randomized trial

一项A型或B型肉毒素对自主功能影响的双盲随机试验

Autonomic function after botulinum toxin type A or B : A double-blind , randomized trial

主要结果发现两个随机试验。

Main results Two randomised cross-over studies were found , But no results are included .