Journal article

The use and misuse of ratio and proportion exposure measures in food environment research

Lukar E Thornton, Karen E Lamb, Simon R White

International Journal of Behavioral Nutrition and Physical Activity | BMC | Published : 2020


BACKGROUND: The food stores within residential environments are increasingly investigated as a possible mechanism driving food behaviours and health outcomes. Whilst increased emphasis is being placed on the type of study designs used and how we measure the outcomes, surprisingly little attention gets diverted to the measures of the food environment beyond calls for standardised approaches for food store coding and geographic scales of exposure. Food environments are a challenging concept to measure and model and the use of ratio and proportion measures are becoming more common in food environment research. Whilst these are seemingly an advance on single store type indicators, such as simply..

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