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  • 魏碑心思朗文詞典
    簡體 繁體

    observational study

    O 開頭單詞

    常見例句

      雙語例句

    • 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,作者們承認未能一一證明所有可能的變化因素,并提醒這是項觀察研究,不能就此得出這兩者之間存在因果關系的結論。
    • We used to think that hormone-replacement therapy reduced the risk of heart attacks by around half, for example, because this was the finding of a small trial, and a large observational study.
      例如,我們曾相信激素替代療法能把心臟病發(fā)的風險降低近一半,但是這種療法大多源于觀察性研究,極少基于臨床試驗。
    • In June, Northwestern University researchers released the results of the longest observational study ever to investigate the relationship between aerobic fitness and the development of diabetes.
      六月,西北大學(Northwestern University)研究人員公布了以往調(diào)查有氧健身和糖尿病發(fā)病之間關系的最長期觀察研究的結果。
    • 原聲例句

    • Last week, the Lancet published the combined results of a larger observational study, also led by Professor Rothwell.
    • It was an observational study.
    • 權威例句

    • No previous long-term observational study had collected both environmental and biomedical information starting in utero.
      FORBES: What Caused A Billion Dollar Federal Study Of Child Health To Implode?
    • In an observational study like this, however, it is always possible that there is a difference between the women who decided to take hormones and those who had not.
      FORBES: Magazine Article
    • Their observational study was conducted with data from asymptomatic patients with a history of PCI or CABG who were referred for ExE at the Cleveland Clinic from January 2000 through November 2010.
      FORBES: No Benefit Found For Exercise Echocardiography In Asymptomatic Patients Following CABG Or PCI
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