4/10/2023 0 Comments Longitudinal studies![]() Moreover, there are three main types of longitudinal studies as panel study, cohort study and retrospective study. They are a type of correlational studies. Longitudinal studies are mainly used in economics, epidemiology and medicine. Since the research extends beyond a single moment in time, the researcher can identify changes or developments in the target population, at both group and individual levels, and establish sequences of events. This is a type of observational research where the researcher does not interfere with the subjects. This time period may be as short as a few weeks or as long as several decades. ![]() Longitudinal Study, Cross Sectional Study, Observational Study What is a Longitudinal StudyĪ longitudinal study involves repeatedly examining the same subjects to detect changes that may occur over a period of time. – Comparison of Key Differences Key Terms What is the Difference Between Longitudinal and Cross Sectional Study Similarities Between Longitudinal and Cross Sectional StudyĤ. These are useful for studying different types of issues and answering different research questions. The main difference between longitudinal and cross sectional study is that longitudinal studies look at variables repeatedly over a period of time while cross sectional studies look at variables at a particular point in time.īoth longitudinal studies and cross sectional studies are two types of observational studies.
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