Cross-sectional study

Cross-sectional study
A study done at one time, not over the course of time. A cross-sectional study might be of a disease such as AIDS at one point in time to learn its prevalence and distribution within the population. Also known as a synchronic study.

* * *

the collection and analysis of information relating to persons in a population or group at a defined point in time (or within a defined period), with particular reference to their individual characteristics and exposure to factors thought likely to predispose to disease. See also prevalence rate.

* * *

a study that employs a single point of data collection for each participant or system being studied; used for examining phenomena expected to be static though the period of interest. Cf. longitudinal s.

Medical dictionary. 2011.

Игры ⚽ Нужен реферат?

Look at other dictionaries:

  • Cross-sectional study — Cross sectional studies (also known as Cross sectional analysis) form a class of research methods that involve observation of all of a population, or a representative subset, at one specific point in time. They differ from case control studies in …   Wikipedia

  • cross-sectional study — momentinis tyrimas statusas T sritis biomedicinos mokslai apibrėžtis ↑Analitinis stebėjimo tyrimas, kurį atliekant nustatomas ligų ir ↑rizikos veiksnių paplitimas tarp ↑populiacijos narių tam tikru laikotarpiu. atitikmenys: angl. cross sectional… …   Lithuanian dictionary (lietuvių žodynas)

  • cross-sectional study — the collection and analysis of information relating to persons in a population or group at a defined point in time (or within a defined period), with particular reference to their disease status, individual characteristics and exposure to factors …   The new mediacal dictionary

  • Cross-sectional data — or cross section (of a study population) in statistics and econometrics is a type of one dimensional data set. Cross sectional data refers to data collected by observing many subjects (such as individuals, firms or countries/regions) at the same… …   Wikipedia

  • Study, cross-sectional — A study done at one time, not over the course of time. A cross sectional study a disease such as AIDS might be designed to learn its prevalence and distribution within the population at one point in time. Also known as a synchronic study …   Medical dictionary

  • cross-sectional analysis — cross sectional analysis, cross sectional data Statistical analysis which provides information on the characteristics of, and statistical relationships between, individual units of study at a specified moment in time (the moment of data… …   Dictionary of sociology

  • cross-sectional data — cross sectional analysis, cross sectional data Statistical analysis which provides information on the characteristics of, and statistical relationships between, individual units of study at a specified moment in time (the moment of data… …   Dictionary of sociology

  • Изучение Профильное (Cross-Sectional Study) — сбор и анализ информации, относящейся к представителям какого либо слоя населения или труппы в определенный момент времени (или в течение определенного периода времени); особое внимание при этом уделяется их индивидуальным характеристикам, а… …   Медицинские термины

  • Cross-Sectional Ratio Analysis — A method of analysis that compares a firm s ratios with some chosen industry benchmark. The benchmark usually chosen is the average ratio value for all firms in an industry for the time period under study. Bloomberg Financial Dictionary …   Financial and business terms

  • Study design — A study design is an analytic approach to conduct an epidemiological investigation, such as a clinical trial. Types of designSome of the most popular designs are sorted below, with the ones at the top being the most powerful at reducing observer… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”