Testing an online measure of portion size selection: a pilot study concerned with the measurement of ideal portion size [PDF]
Pilot and Feasibility Studies, 2021 Background Portion size is known to be a key driver of food intake. As consumed portions are often pre-planned, ‘ideal portion size’—an individual’s preferred meal size selected prior to eating—has been identified as a strong predictor of actual ...
Rochelle Embling +3 more
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The Economics of a “portion size reduction” policy [PDF]
PLoS ONE, 2022 This study develops novel models of heterogeneous consumer preferences for different dining options and imperfect competition among food suppliers to analyze the market and welfare effects of portion size reduction (PSR) for food away from home ...
Hanin Hosni, Konstantinos Giannakas
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Gender, Age, Hunger, and Body Mass Index as Factors Influencing Portion Size Estimation and Ideal Portion Sizes [PDF]
Frontiers in Psychology, 2022 Portion sizes of meals have been becoming progressively larger which contributes to the onset of obesity. So far, little research has been done on the influence of body weight on portion size preferences.
Kalina Duszka +4 more
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The Role of Social Norms in the Portion Size Effect: Reducing normative relevance reduces the effect of portion size on consumption decisions [PDF]
Frontiers in Psychology, 2016 People typically eat more from large portions of food than from small portions. An explanation that has often been given for this so-called portion size effect is that the portion size acts as a social norm and as such communicates how much is ...
Iris eVersluis +2 more
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Development of a Simplified Portion Size Selection Task [PDF]
Foods, 2021 Portion size is an important determinant of energy intake and the development of easy to use and valid tools for measuring portion size are required. Standard measures, such as ad libitum designs and currently available computerized portion selection ...
Aimee E. Pink, Bobby K. Cheon
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Socioeconomic position and the influence of food portion size on daily energy intake in adult females: two randomized controlled trials [PDF]
International Journal of Behavioral Nutrition and Physical Activity, 2023 Background Reducing portion sizes of commercially available foods could be an effective public health strategy to reduce population energy intake, but recent research suggests that the effect portion size has on energy intake may differ based on ...
Tess Langfield +4 more
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FOODCAM: A Novel Structured Light-Stereo Imaging System for Food Portion Size Estimation [PDF]
Sensors, 2022 Imaging-based methods of food portion size estimation (FPSE) promise higher accuracies compared to traditional methods. Many FPSE methods require dimensional cues (fiducial markers, finger-references, object-references) in the scene of interest and/or ...
Viprav B. Raju, Edward Sazonov
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Portion size: review and framework for interventions [PDF]
International Journal of Behavioral Nutrition and Physical Activity, 2009 The prevalence of overweight and obesity has increased. A strong environmental factor contributing to the obesity epidemic is food portion size. This review of studies into the effects of portion size on energy intake shows that increased food portion ...
Vermeer Willemijn M, Steenhuis Ingrid HM
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Effects of portion size on chronic energy intake [PDF]
International Journal of Behavioral Nutrition and Physical Activity, 2007 Background This study experimentally examined the effects of repeated exposure to different meal portion sizes on energy intake. Methods Nineteen employees of a county medical center were given free box lunches for two months, one month each of 1528 and ...
Pentel Paul R +7 more
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A qualitative exploration of food portion size practices and awareness of food portion size guidance in first-time parents of one- to two-year-olds living in the UK [PDF]
BMC Public Health, 2023 Background Food portion size guidance resources aimed at parents of young children in the UK are freely available from a number of credible sources. However, little is known about whether parents are aware of, and use, any of these resources to guide ...
Alice Porter +4 more
doaj +2 more sources