SAGE Research Methods - Encyclopedia of Epidemiology

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Longitudinal Research Design

By: David Todem
In: Encyclopedia of Epidemiology
Edited by: Sarah Boslaugh

In epidemiology, a longitudinal study refers to the collection of data from the same unit (e.g., the same person) at two or more different points in time. The great advantage of longitudinal studies is that each subject serves as his or ...

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  Todem, D. (2008). Longitudinal research design. In S. Boslaugh (Ed.), Encyclopedia of epidemiology (pp. 617-620). SAGE Publications, Inc., https://dx.doi.org/10.4135/9781412953948.n270
  
  Todem, David. "Longitudinal Research Design." In Encyclopedia of Epidemiology, edited by Boslaugh, Sarah, 617-20. Thousand Oaks, CA: SAGE Publications, Inc., 2008. https://dx.doi.org/10.4135/9781412953948.n270.
  
  Todem, D. 2008. Longitudinal Research Design. In: Sarah Boslaugh Editor, 2008. Encyclopedia of Epidemiology, Thousand Oaks, CA: SAGE Publications, Inc. pp. 617-620 Available at: <https://dx.doi.org/10.4135/9781412953948.n270> [Accessed 1 Jul 2022].
  
  Todem, David. "Longitudinal Research Design." Encyclopedia of Epidemiology. Edited by Sarah Boslaugh. Thousand Oaks: SAGE Publications, Inc., 2008, pp. 617-20. SAGE Research Methods. 1 Jul 2022, doi: https://dx.doi.org/10.4135/9781412953948.n270.
  
  Todem, David (2008). Longitudinal research design In: Boslaugh, Sarah (Ed.),Longitudinal research design Encyclopedia of epidemiology Thousand Oaks, CA: SAGE Publications, Inc.; 2008:617-620. doi:10.4135/9781412953948.n270
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