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Gynaecological surgery in the older population: a comparative study between two 3-year samples over a decade

A Swanton1, A Sellathurai, P Reginald

  • 1Department of Obstetrics and Gynaecology, Wexham Park Hospital, UK. alexander.swanton@obs-gyn.ox.ac.uk

Journal of Obstetrics and Gynaecology : the Journal of the Institute of Obstetrics and Gynaecology
|July 19, 2006
PubMed

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Longitudinal Research02:20

Longitudinal Research

Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...