Difference between revisions of "Longitudinal study"

From Conservapedia
Jump to navigation Jump to search
(New page: A longitudinal study observes the same subjects, usually human beings, over a long period of time, usually to detect onset of disease. A longitudinal study differs in approach from a [[cr...)
(No difference)

Revision as of 18:53, May 27, 2007

A longitudinal study observes the same subjects, usually human beings, over a long period of time, usually to detect onset of disease.

A longitudinal study differs in approach from a cross-sectional study and a retrospective study.