现况调查(prevalence survey)又称横断面研究(cross-sectional study)是一种较为常用的描述性流行病学调查方法,是其他流行病学研究的基础和出发点,也是进行公共卫生决策的立足点之一,在流行病学方...
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横断研究(cross-sectional study)是指在同一时间对不同年龄段的对象进行研究,而纵向研究(longitudinal study)是指在不同时间重复收集数据的研究。
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cross sectional study 横剖面调查
Methods:1. By using cross-sectional study method,we investigate all the hospitalized elderly schizophrenia patients in one psychiatric institution in Toufen,Maioli,Taiwan during June to September in 2007.
方法:本次课题采用横断面现况研究方法,在台湾苗栗县头份镇一家大型医院精神医疗中心对老年精神分裂症患者进行调查,把2007年6-9月间60岁或以上的住院病患作为调查对象,诊断全部符合DSM-IV-TR精神分裂症的标准。
参考来源 - 台湾慢性老年精神分裂症的临床现象评估:症状、认知与功能Totally,60 non-English majors from the School of Environmental Engineering in Jiangsu University received one-year language and culture teaching and were the subjects of this cross-sectional study.
来自江苏大学环境学院的60名非英语专业的学生接受了为期一年的英语语言文化教学,成为了横向研究中的研究对象。
参考来源 - 英语学习者对目的语文化学习的态度与其目的语语言文化水平的相关性研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
Design: This was a cross-sectional study.
设计:这是一项代表性研究。
DESIGN: Prospective, cross-sectional study.
设计:前瞻性的横向研究。
DESIGN: Randomized cluster sampling, cross-sectional study.
设计:随机整群抽样,横断面调查。
It's a more powerful method than something called a cross-sectional study, and I'll come back in a later lecture and talk about these in more detail, but a cross-sectional study means you're taking a snapshot of a population of people at one time.
这种方法比所谓的横断面研究更加有效,我将在以后的课中,再仔细讨论这个问题,但横断面研究是指,你一次记录下一群人的状况
Well, a cross-sectional study would mean that you'd get a random group of the population and measure them in 1970 and then take another random group five years later and measure them, but it wouldn't be the same people necessarily, it would be different groups of people.
那么,横断面研究就是,1970年你在人群中随意选择一组人,并记录下相关数据,然后,五年后再随意选择一组人记录数据,但这不需要是同一组人,通常是不同的人
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