用前瞻性研究方法对两组进行比较分析。
方法：采用前瞻性研究方法，开展问卷调查与患者交谈。
Method: We had managed interview and questionaire with patients, made prospective research.
方法采用前瞻性研究方法，对193例肝胆术后患者进行观察，分析了术后医院感染的原因。
METHODS The prospective study method was applied, and 193 patients after receiving hepatobiliary operations were observed to analyze the causes for postoperative nosocomial infection.
一种更好的研究饮食与癌症关系的方法是做“前瞻性研究”，也就是说，将几十万的未患癌症的人做为研究对象。
A better way to analyse the relationship between diet and cancer is to conduct "prospective studies", which ideally follow hundreds of thousands of people who don't have cancer.
方法：前瞻性、双盲对照研究。
方法：本研究前瞻性连续观察头痛门诊的偏头痛患者和丛集性头痛患者。
METHODS: This study prospectively recruited consecutive migraine and ch patients treated at a headache clinic.
方法：采用前瞻性随机双盲、安慰剂对照研究。
Methods: To adopt a random, double-blind and placebo comparative research.
病人和方法：作者应用前瞻性设计方法回顾性研究了758例临床局限性或局部进展性前列腺癌病人。
Patients and Methods: A prospectively designed algorithm was applied retrospectively to a cohort of 758 patients with clinically localized or locally advanced prostate cancer.
研究方法1设计方案采取横断面纵向研究与前瞻性随访研究相结合的方法。
Methods1 DesignTo take cross-sectional longitudinal study with follow-up study of a combination of forward-looking approach.
研究设计：对颈间盘疾病手术方法的前瞻性、随机、多中心研究。
Study Design. A prospective, randomized, multicenter study of surgical treatment of cervical disc disease.
方法：采用多种量表评分对114例卒中后抑郁患者进行随机、对照并随访1年的前瞻性研究。
Methods:A controlled prospective design was applied in this study of 114 patients with depression after stroke. Several scales were used for functional measure.
方法：在为期3年的前瞻性研究中，对769名暴露于高分子量变应原的学徒工进行乙酰甲胆碱激发试验和系列的问卷调查。
Methods: a 3 year prospective study involving methacholine challenge tests and serially administered questionnaires was undertaken in 769 apprentices exposed to high molecular weight allergens.
方法：采用随机、双盲、双中心前瞻性研究。
Methods: Random, double blind and double central prospective study was adopted.
方法：在前瞻性研究中，包括了850位连续性患者，它们在一年内被容许进入医院。
Methods: we included 850 consecutive patients with a hip fracture who were admitted to the hospital during one year in a prospective study.
用前瞻性性研究方法编辑简单的数据表格并进入计算机数据库不回增加大量的时间和花费。
Simple data forms that can be coded in a prospective manner and entered into a computer data base may not add a great deal of time and expense.
方法前瞻性队列研究。
方法：通过前瞻性研究，对脊髓损伤后54例完全截瘫患者的随访，观察血白蛋白变化。
METHODS: by a prospective research, 54 paraplegia patients induced by spinal cord injury were followed up to observe the changes of serum albumin level.
新的统计方法和广泛的数据收集使详细地分析和研究长期前瞻性疗效变为可能。
New statistical methods and extensive data collection have made it possible to analyse and study in detail the effects of treatments in a long-term perspective.
据我们所知，这两种方法还没有进行过前瞻性随机对照研究。
To our knowledge, no prospective randomized trial has compared the two techniques.
方法采用前瞻性，随机双盲双模拟，阳性药平行对照，多中心临床研究。
Methods The multicentre prospective, random, double-blind and imitation, positive-drug parallel control clinical trails are used.
采用前瞻性临床设计、对比研究方法。
MethodsWe adopted prospective clinical design and contrast study.
作者采用前瞻性对比方法，研究断流与分流两种手术方式对门静脉高压性胃病(PHG)的影响。
A prospective and controlled study has been made to probe into the different influences of splenectomy plus ligation of pericardial vein (SPLPY) and shunt on portal hypertensive gastropathy (PHG).
研究设计和方法：对在案的糖耐量正常的冠心病患者进行前瞻性，随机，双盲的研究。
Research Design and Methodsrospective, randomized, double-blind study on patients with documented stable coronary artery disease and normal glucose tolerance.
方法应用超声波和临床方法前瞻性、双盲、对比研究连续出生的1 ~3日龄的184例新生儿肝脏大小。
Methods We measured the liver size in 184 cases by sonographic and clinical method with a double-blind design at 1 ~ 3 days of life.
方法：对202例脑挫裂伤病人进行三个阶段的前瞻性研究。
Methods: Using prospective studies research three stages with 202 brain contusion and laceration patients.
将来尚需在较大患者群中进行前瞻性研究，以评估所提出的方法学的预后价值。
Future prospective studies in a larger patient population are needed in order to evaluate the prognostic value of the presented methodology.
方法：采用随机、单盲、前瞻性的临床研究方法。
Method: Adopt the random single blind prospective method in clinic research.
方法：采用随机、单盲、前瞻性的临床研究方法。
Method: Adopt the random single blind prospective method in clinic research.
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