美國留學(xué)選擇什么專業(yè)好?留學(xué)美國熱門專業(yè)推薦
2019-06-26
更新時間:2024-04-20 13:52作者:小編
英: 美:
常用釋義:觀察性研究:一種研究方法
觀察研究;觀察性研究
1、METHODS: Data from the Stockholm anti - TNFalpha follow - up registry ( STURE ) were used in this observational study.───方法: 本項(xiàng)觀察性研究采用瑞典斯德哥爾摩TNF拮 抗 劑治療隨訪注冊研究 ( STURE ).
2、But the authors acknowledged that they could not account for all possible variables, and cautioned that it was an observational study that draws no conclusions about cause and effect.───不過,作者們承認(rèn)未能一一證明所有可能的變化因素,并提醒這是項(xiàng)觀察研究,不能就此得出這兩者之間存在因果關(guān)系的結(jié)論。
3、Design: Observational study of prospectively collected data from a multi - national cohort of patients with infective endocarditis.───設(shè)計: 前瞻性采集多國感染性心內(nèi)膜炎患者有關(guān)數(shù)據(jù)的觀察性研究.
4、This type of clinical trial is more objective than either type of observational study.───這種臨床研究比兩種觀察研究更客觀.
5、Design the Women's Health Initiative clinical trial and observational study. The Women's Health Initiative Study Group.───“婦女健康倡議”的臨床試驗(yàn)和觀察研究的設(shè)計: “婦女健康倡議”研究組.
6、Study Design. Observational study with prospective CT analysis.───研究設(shè)計: 通過前瞻性CT分析的觀察研究.
7、NHANES III was an observational study and not a clinical trial, no definite conclusions about cause and effect were possible, says Dr. Cohen.───科恩博士說:“NHANES III是一項(xiàng)觀察上的研究而不是一次臨床試驗(yàn),所以,關(guān)于因果沒有一個確定的結(jié)論是可能的?!?/p>
8、Based on this observational study alone, the risk cannot be associated with certainty to the growth hormone treatment.───單獨(dú)基于這個觀察研究,不能確定這個風(fēng)險與使用促生長激素治療有關(guān)。
9、Study Design. A prospective observational study of patients undergoing surgery for degenerative lumbar spinal stenosis.───研究設(shè)計: 這是一項(xiàng)對手術(shù)治療退變性腰椎管狹窄癥患者的前瞻性的觀察研究.
1、observationally───adv.根據(jù)觀察
2、observation wards───觀察室
3、observation posts───觀測所;[軍]觀察哨
4、observation ward───觀察室
5、observation post───觀測所;[軍]觀察哨
6、conversational style───會話風(fēng)格
7、observational───adj.觀測的;根據(jù)觀察的
以統(tǒng)計學(xué)角度來說
experiment 是實(shí)驗(yàn)者控制變量來完成的
observational study是 單純觀察 實(shí)驗(yàn)者不能對觀察對象造成影響