应用病例-病例研究方法及SAS软件包进行因素分析。
The case-case study and SAS software were used for factor analysis.
方法：对10 6例散发性大肠癌患者进行多基因突变和肠道内环境中有关指标（以粪便为标本）的测定，并进行流行病学的病例-病例研究分析。
Methods:Mutations of multiple genes from 106 patients with SCC were analyzed by two multiplex PCR-SSCP systems, PCR-RFLP, and DNA sequencing.
根据研究中获取的麻疹病例数量和病死人数，我们计算了研究期间和2004年尼泊尔所有地区的麻疹病例数和病死人数。
From the number of measles cases and deaths found in the study we calculated the total number of measles cases and deaths for all of Nepal during the study period and in 2004.
我们所有人都很感谢有很多国家积极参与了检测和调查工作，并研究临床病例，尤其是需要住院的病例。
We can all be grateful to the many countries that have engaged in rigorous detection and investigation, and rigorous studies of clinical cases, especially those requiring hospitalization.
我们确定在研究期间研究地区有4657个麻疹病例和64个死亡病例。
We identified 4657 measles cases and 64 deaths in the study period and area.
由于泰国的病例太少无法进行有效的统计学解释，研究者将泰国的病例从最终的分析结果中排除掉。
Because there were too few cases in Thailand for a valid statistical interpretation, the researchers excluded the Thai cases from the final analysis.
方法对54例采用预防皮瓣坏死新方法的乳腺癌根治术病例与过去实施的84例乳腺癌根治术病例进行分组对比研究。
Methods 54 patients with mammary cancer underwent radical operation with new methods to prevent the necrosis of skin flap, and they were studied and compared with 84 cases treated by traditional ways.
目的：对63例鼻部皮肤外科手术病例进行回顾性研究，探讨鼻部皮肤外科手术病例的共性、特点。
Objective: to study 63 cases of nasal tumors treated by dermatologic surgery, and analyze their generality and characters.
方法采用病例对照分子流行病学研究方法和聚合酶链反应技术，检测89例原发性胃癌病例和94例对照GSTM 1和GSTT1基因型。
Mehtods a case control study was carried out and polymerase chain reaction (PCR) technique was used to identify GSTM1, GSTT1 genotype in 89 cases of primary gastric cancer and 94 controls.
方法对采用预防皮瓣下积液新方法的乳腺癌根治术病例与实施传统乳腺癌根治术病例进行对比研究。
Methods:The patients undergoing radical mastectomy combined with new methods to prevent hydrops were studied and compared with those operated on by conventional procedure.
方法采用1：1配对的病例对照研究，对175对病例及对照进行饮食及生活行为问卷调查。
Methods a 1:1 matched case-control study was conducted 175 patients with gastric cancer and 175 controls were surveyed by questionnaire.
方法采用病例-对照研究，选择152名苯中毒工人为病例组，152名接触苯而无中毒表现的工人为对照组。
Methods A case control study was conducted. 152 BP patients and 152 workers occupationally exposed to benzene without poisoning manifestations were involved.
结果该病例对照研究纳入了26例有溶血性尿毒症综合征的病例受试者以及81名对照受试者。
RESULTS The case-control study included 26 case subjects with the hemolytic-uremic syndrome and 81 control subjects.
方法：采用病例对照的研究方法，选择急性脑梗死患者65例为病例组，健康体检者50例为对照组。
Methods: By the case-control study, 65 cases with acute cerebral infarction patients group and 50 healthy persons control group were selected.
我们排除病例对照研究，因为其病例与对照比系决定于其研究设计，会造成其资料不适合用于评估测试的准确性。
We excluded case-control studies, as the ratio of cases to controls is determined by the study design, making the data unsuitable for assessing test accuracy.
基于全球与我国公开发表的有关SARS确诊病例、疑似病例和死亡病例的实际数据，建立有关流行病学的模型是本研究的目的。
Building some epidemiology models based on the reported data about SARS 'confirmed cases, suspected cases and the number of deaths etc. is what this essay mainly focused in.
方法：采用病例对照研究方法，对 1999 年 86例新发病例和 158 例对照进行了调查和分析。
Methods: 86 newly diagnosed cases of esophageal cancer in 1999 and 158 controls were investigated by case - control study.
结果本研究最后有效病例1430例，术后出现消化道出血的病例数为75例，发生率为5.24%。
Results 1430 valid questionnaires were obtained. Postoperative upper GI bleeding occurred in 75 patients (5.24%).
方法：采用病例对照的研究方法，选择山西省肿瘤医院2004 年7 月到2004 年12 月间收治的的女性乳腺癌原发病例94 例作为病例组，按照频数匹配的方法选择一般人群128 例作为对照。
There was 94 primary female breast cancer patients who were cured in tumor hospital of Shanxi from 2004-07 to 2004-12 in case, and 128 healthy people came from countryside, county and town in control.
研究设计：一组连续病例的回顾性研究，本组病例为一个一级创伤中心，8年内应用Halo背心固定（HVI）的颈椎创伤患者。
Study Design. A retrospective study of a consecutive series of traumatic cervical spine injuries treated with halo vest immobilization (HVI) over an 8-year period at a level 1 trauma center.
研究设计：一组连续病例的回顾性研究，本组病例为一个一级创伤中心，8年内应用Halo背心固定（HVI）的颈椎创伤患者。
Study Design. A retrospective study of a consecutive series of traumatic cervical spine injuries treated with halo vest immobilization (HVI) over an 8-year period at a level 1 trauma center.
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