病例队列研究(Case-cohort study):又称病例参比式研究,是一种队列研究与病例对照研究结合的设计形式。
采用大样本病例队列研究的方法评估了肿瘤大小与转移风险之间的相关性。
We evaluated the association between tumor size and the metastasis risk in a large patient cohort.
队列研究一般优先用于病例对照研究,由于其很少涉及的统计学问题,产生的结果一般比较可靠。
Cohort studies are generally preferred to case control studies, since they involve far fewer statistical problems and generally produce more reliable answers.
现有的研究包括29个队列研究,69个病例对照研究以及4个随机临床试验。
Of the available studies, 29 were cohort studies, 69 case-control studies, and 4 randomized clinical trials.
应用推荐