Although no correlation between PCNA and local control or overall survival rate is found, further study is still needed because of the limited cases alloted.
虽然pcna表达与食管癌放射治疗后局部控制率和总体生存率无显著相关，但由于病例数较少，须扩大样本量进一步研究。
The paper makes an observation and statistical study of 28 cases in drinking group and 22 cases in control group with peripheric blood of lymphatic sister chromatid exchanges (SCE).
本文对饮酒组28例、对照组22例的外周血淋巴细胞姐妹染色单体互换、核仁形成区和随体联合进行了观察、统计。
The true number of teen abusers who have bad side effects is likely much higher, because many cases don't result in calls to poison control centers, said study author Dr. Randall Bond.
调查研究的作者蓝道庞德医师表示，滥用此类药物且出现不良副作用的青少年人数，实际上可能要高很多，因为很多个案并没有致电中毒控制中心。
Methods a case control study with 100 cases of CHD and 100 pair matched controls was conducted with occupational stress factor scales and multivariate analysis.
方法应用职业紧张因素测试表，对100例冠心病患者1∶1配对病例对照进行多因素分析。
Methods 99 cases of normal pregnancy were given control study and observed.
方法通过与同期99例正常妊娠对照研究，以观察两组的妊娠。
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。
Methods: A 1:1 Case-control study of 139 cases who were in six hospitals of Harbin was used.
方法：对139例在哈尔滨市六大医院住院的经临床确诊的患者进行1：1配比病例对照研究。
Methods: Clinical observation on change of zinc in serum of 186 cases were adopted with methods of random, single blind, parallel and control study of positive medicine.
方法：采用随机、单盲、阳性药平行对照方法对186例患者治疗前后血清锌的变化进行临床观察。
Methods: 86 newly diagnosed cases of esophageal cancer in 1999 and 158 controls were investigated by case - control study.
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。
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.
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。
Methods 102 cases patients with high-risk pregnancies were randomly divided into study group and control group, each of 51 cases.
方法将102例高危妊娠患者随机分为研究组和对照组，各51例。
Methods Clinical observation of 186 cases was conducted with methods of random, single blind, parallel and control study of positive medicine.
方法采用随机、单盲、阳性药平行对照方法，对186例高脂血症患者进行临床观察。
Results there were 3 cases of sack hemorrhage and 1 case of sack skin necrosis in the control group, and there was no sack hemorrhage and skin necrosis in the study group.
结果对照组并发囊袋出血3例，囊袋皮肤坏死1例；观察组无1例囊袋出血和皮肤坏死。
Methods A randomized control study of 100 cases in ICU was carried out in this hospital, they were divided into control group and intervention group with 50 cases in each group.
方法采用随机对照研究方法，将100例入住ICU患者分为对照组和干预组按常规护理50例。
Methods: 76 cases of pneumonia in children (study group) and healthy children before and after treatment 50 patients (control group) myocardial enzyme detection. And compared.
方法：对小儿肺炎患儿76例(观察组)治疗前后及健康体检小儿50例(对照组)行心肌酶谱检测，并对检测结果进行对比分析。
A case-control study of blood selenium levels was made in 86 cases and 86 controls. Blood selenium levels were determined by a fluorometric method.
本文对原发性大肠癌病例86例和与病例同性别、同年龄、同居地健康者86名，采用2，3-二氨基萘荧光比色微量法进行了全血血硒水平的测定。
A case-control study of blood selenium levels was made in 86 cases and 86 controls. Blood selenium levels were determined by a fluorometric method.
本文对原发性大肠癌病例86例和与病例同性别、同年龄、同居地健康者86名，采用2，3-二氨基萘荧光比色微量法进行了全血血硒水平的测定。
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