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cross-sectional study |
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cross-sectional study, n the scientific method for the analysis of data gathered from two or more samples at one point in time. cross-sectional study a study in which a statistically significant sample of a population is used to estimate the relationship between an outcome of interest and population variables as they exist at one particular time. Since both the outcome and the variables are measured at the one time these studies are not strong at showing cause-effect relationships. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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While researchers have found job insecurity to be negatively associated with multiple indicators of well-being for workers and their families in cross sectional studies, less is known about the long term effects of prolonged job insecurity. Prevalence and trends in overweight and obesity in three cross sectional studies of British children 1974-94. |
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