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The effect of safety initiatives on safety performance: a longitudinal study

Peter Hoonakker1, Todd Loushine, Pascale Carayon

  • 1Center for Quality and Productivity Improvement (CQPI), University of Wisconsin-Madison, 575 WARF Building, 610 Walnut Street, Madison, WI 53726, USA. phoonakker@cqpi.engr.wisc.edu

Applied Ergonomics
|May 17, 2005
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...
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Longitudinal Studies

Longitudinal studies are also widely used in other medical and social science fields. For instance, in cardiovascular research, they can monitor patients' health over decades to identify risk factors for heart disease, such as high cholesterol or smoking, and evaluate the long-term effectiveness of preventive measures. Similarly, in mental health studies, researchers might follow individuals from adolescence into adulthood to understand the development and progression of conditions like...