retrospective cohort study

基本解釋

Methods A retrospective cohort study was used in this study.
方法採用歷史前瞻性流行病學(xué)方法。
A retrospective cohort study of lung cancer in 2383 asbestos workers was carried out from January 1,1972 to December 31,1981.
本文報(bào)道2383例石棉工人的肺癌發(fā)生率，採用廻顧隊(duì)列調(diào)查法，追蹤10年（1972—1981）。
The retrospective cohort study drew information relating to the treatment of diabetic patients from 300 British general practice records.
這一廻顧性隊(duì)列研究從300例英國糖尿病患者的治療記錄中提取信息。