在前瞻性研究当中，参与者在一段时间内(例如持续五年)被跟踪调查，基线信息会与后续的信息相比较。
In a prospective study, participants are followed over time (e.g. across five years), and baseline information is compared with later follow-ups.
下一步需要设计一项前瞻性调查，这样我们就能知道是否真的存在这些观测到的差异。
The next step is to design a prospective study so that we can see if these observed differences are actually real.
对癌症的欧洲前瞻性调查追踪了居民的饮酒水平和饮酒如何影响癌症的发病风险。
The European Prospective Investigation into Cancer study tracked their levels of drinking and how this affected their risk of cancer.
方法对2001 ~ 2003年入住icu，发生医院感染患者的临床资料，采取前瞻性监测与回顾性调查相结合的方法进行整理分析。
METHODS All data of patients who suffered from hospital acquired infection in ICU from 2001 to 2003 were analyzed by prospective monitoring and retrospective studies.
研究人员收集了来自四个大型前瞻性队列研究的数据，这些研究在多年中对数以千计的人们进行跟踪调查，观察各种危险因素与心脏病之间的关系。
Researchers gathered data from four large prospective cohort studies that followed thousands of people for years, looking at the relationships between various risk factors and heart disease.
目的前瞻性调查肝硬化患者的亚临床肝性脑病(SHE)的发病情况。
Objective To investigate the prevalence of subclinical hepatic encephalopathy (SHE) in patients with cirrhosis.
对2545名铬酸盐生产工人和5197名对照组工人进行了吸烟与肺癌发病关系的回顾-前瞻性流行病学调查研究。
Retrospective and prospective epidemiological investigations on relationship between smoking and lung cancer in 2545 workers of chromate production and 5197 control workers were carried out.
方法：以整群抽样方式选取海军某驱逐舰支队官兵790人，对全年军事训练伤进行前瞻性流行病学调查。
Methods: 790 crew men receiving special training from the naval destroyers were selected by cluster sampling and investigated with prospective study.
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.
方法采用前瞻性调查与回顾性调查相结合的方法，对妇产科手术后患者留置尿管而引发泌尿系感染率增高的原因进行调查和分析。
Methods the reasons which caused the increased urinary tract infection after the postoperative urethral catheterization were analysed by prospective and retrospective methods.
方法采用前瞻性监测与回顾性调查相结合，将资料汇总进行统计分析。
METHODS The data were collected and analyzed by prospective monitoring combined with retrospective investigation.
满意度调查的结果可以帮助管理层对未来的行动更有前瞻性，赢得信任，促进企业文化更公开透明。
The results of these pulse surveys empower your leadership team to be more forthcoming moving forward, earning the trust of employees and strengthening a transparent company culture.
方法对2007- 2009年所有医院感染患者进行前瞻性、回顾性综合调查分析并对比。
METHODS During 2007-2009, prospective and retrospective analysis of comprehensive survey in all patients with nosocomial infections was conducted and compared.
他们对2974位70至91岁龄日裔美籍男性参加的檀香山-亚洲老年研究中，基于人群的前瞻性队列研究得出的数据进行了调查。
They examined data from the prospectively studied population-based cohort of 2974 Japanese-American men aged 70 to 91 who participated in the Honolulu-Asia Aging Study.
方法胆石病诱发因素和辨证规律采用前瞻性临床流行病学调查方法。
Methods a prospective clinical epidemiological study was carried out to observe the inducing factors and syndrome differentiation regulations of cholelithiasis.
方法胆石病诱发因素和辨证规律采用前瞻性临床流行病学调查方法。
Methods a prospective clinical epidemiological study was carried out to observe the inducing factors and syndrome differentiation regulations of cholelithiasis.
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