Title: Are sulphonylureas all the same? A cohort study on cardiovascular and cancer-related mortality.

文题：所有磺脲类降糖药都是一样的吗？心血管及恶性肿瘤死亡率的队列研究。

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We performed a cohort study to determine the risk for recurrent VTE among patients with IBD compared with subjects without IBD.

我们开展了一项队列研究临床试验来确定患有IBD患者复发性静脉血栓发生的风险。

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Methods: we performed a cohort study of United States veterans enrolled in primary care clinics between December 1996 and May 2001.

方法：我们对1996年12月到2001年5月间登记参加初级临床护理的美国退伍军人进行了一项群组研究。

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So when we talk about a cohort study, this means taking a group of people and following them over time.

所以当我们提到定群研究,就意味着,有一群人参加实验并需一直追踪下去

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

A cohort study means you take the same group of people and follow them every five years for that period of time.

定群研究意味着你只有一组研究对象,然后在研究期间每五年进行一次记录数据

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

This particular study was a prospective cohort.

这个研究是前瞻性群组研究

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The study collected data from the Millennium Cohort Study, a national study of infants born in the UK between 2000-2002.

BBC: Light drinking 'not harmful to baby' say scientists

By the end of their careers, NFL players may emerge with all sorts of injuries -- chronic pain, arthritis, joints needing replacement, depression, diabetes, heart problems and concussion-related dementia, among others -- so many they have become a cohort ripe for study.

CNN: STORY HIGHLIGHTS

The researchers looked at data on children featured in the British Cohort Study - a large group of people born in April 1970 - to look at the link between reading and maths scores at age 10, and earnings at ages 30, 34 and 38.

BBC: Maths skills add up to higher earnings, study finds