Study Design. Prospective, observational study.
研究设计：前瞻性观察研究。
METHODS: We performed a cross-sectional observational study.
我们进行了一个横断面观察性研究。
We can never be sure in an observational study of a casual relationship.
我们永远不能肯定是一个因果关系的观察研究。
The smoking situation is taken from an observational study in early 2008.
图中所示吸烟情况源自2008年初一项观察性研究。
The IMPROVE study is the largest ever global observational study in diabetes.
IMPROVE研究目前是全世界范围内关于糖尿病的最大的观察性研究。
The prospective observational study included 284 patients hospitalized for an MI.
前瞻性观察研究包括284例入院治疗MI的病人。
An observational study of the stroke association family support organizer service Harding j. Lincoln n. b.
脑卒中协会家庭支持组织服务中心的观察研究。
Given that it was an observational study, treatment was determined by the treating physician and the patient.
由于这是一项观察研究，治疗方式取决于主治的医师和患者的意愿。
Last week, the Lancet published the combined results of a larger observational study, also led by Professor Rothwell.
上周，Lancet发表了也是由Rothwell教授负责的一个更大的观察研究的联合结果。
Based on this observational study alone, the risk cannot be associated with certainty to the growth hormone treatment.
单独基于这个观察研究，不能确定这个风险与使用促生长激素治疗有关。
To assess the impact of study design (including RCTs versus observational study designs) on the effect measures estimated.
评估试验设计(包括RCT和观察性试验设计)对估计效果量的影响。
The multi-national observational study, PREDICTIVETM, provides the opportunity to determine this trend in clinical practice.
多中心观察研究PREDICTIVETM，提供了判定这种趋势的临床实践的机会。
We analyzed data from the Program to Improve Care in Acute Renal Disease (PICARD), a multi-center observational study of ARF.
我们分析了来自改善急性肾脏疾病照护计划(PICARD)——一个ARF多中心观察研究的数据。
METHODS: A prospective, observational study was conducted to assess the effect of the immobilization devices on braking times.
方法：进行一项评价制动器械对刹车时间影响的前瞻性观察性研究。
An earlier observational study, published in the Journal of the American Medical Association in 2006, confirmed the value of EKG screening.
2006年出版在美国医学会杂志上的一项早期的观察性研究证实了EKG筛查的价值。
Statin treatment may help to prevent atrial fibrillation (AF) recurrence, suggests an observational study of patients implanted with a pacemaker.
他汀类药物治疗可能有助于预防心房颤动（AF）复发，一项对植入起搏器患者的观察性研究显示。
Researchers cautioned that this was an observational study that does not necessarily carry the same scientific weight as a blinded clinical trial.
研究者警示，这种观察研究与临床试验未必有同样的科学意义。
Since NHANES III was an observational study and not a clinical trial, no definite conclusions about cause and effect were possible, says Dr. Cohen.
科恩博士说：“NHANESIII是一项观察上的研究而不是一次临床试验，所以，关于因果没有一个确定的结论是可能的。”
Heat Waves, Incidence of Infectious Gastroenteritis, and Relapse Rates of Inflammatory Bowel Disease: a Retrospective Controlled Observational Study.
【译】热浪，传染性胃肠炎发病率和复发率，炎症性肠病：回顾性对照观察性研究。
MedWire News: Statin treatment may help to prevent atrial fibrillation (AF) recurrence, suggests an observational study of patients implanted with a pacemaker.
医学在线新闻：他汀类药物治疗可能有助于预防心房颤动(AF)复发，一项对植入起搏器患者的观察性研究显示。
Study Design. A retrospective observational study of healthy volunteers and patients with degenerative and infectious endplate abnormalities in the lumbar spine.
研究设计：对健康志愿者以及退变性终板异常和感染性腰椎终板异常患者的回顾性观察研究。
According to observational study a method for analysis of isobaric surface patterns and sea-level pressure field in mountainous regions is developed in this paper.
本文根据实际观测到的天气形势，提出了一种简便易行的高原地区等压面和地面天气图的网格点分析方法。
An observational study on clinical effectiveness of tetrandrine (TD) combined with quinolyl piperazine hydroxy1 phosphate (QPHP) on 225 cases of silicosis was conducted.
本文采用汉防己甲素和羟基磷酸哌喹联合用药的方法对225例矽肺进行了临床疗效的观察研究。
An observational study on clinical effectiveness of tetrandrine (TD) combined with quinolyl piperazine hydroxy1 phosphate (QPHP) on 225 cases of silicosis was conducted.
本文采用汉防己甲素和羟基磷酸哌喹联合用药的方法对225例矽肺进行了临床疗效的观察研究。
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