scholarly journals Letter to the Editor—Some Implications of Modeling Food Preferences over Time

1975 ◽  
Vol 23 (4) ◽  
pp. 838-839
Author(s):  
P. H. Benson
2019 ◽  
Vol 72 (9) ◽  
pp. 1576-1606
Author(s):  
Cynthia To ◽  
Jacqueline E. Rees-Lee ◽  
Rodney J. Gush ◽  
Nicholas H. Cawrse ◽  
Angela C. Shore ◽  
...  

2020 ◽  
Author(s):  
Stephen Gilbert ◽  
Matthew Fenech ◽  
Anisa Idris ◽  
Ewelina Türk

UNSTRUCTURED We have several comments on the recent publication of [1], in which repeated testing of four symptom assessment applications with clinical vignettes was carried out to look for “hints of ‘non-locked learning algorithms’”. As the developer of one of the symptom assessment applications studied by [1], we are supportive of studies evaluating app performance, however there are important limitations in the methodology of the study. Most importantly, the methodology used in this study is not capable of addressing its main objective. The approach used to look for evidence of non-locked algorithms was the quantification of differences in performance using three ophthalmology vignettes, first in 2018 then in 2020. This methodology, although highly limited due to the use of only three vignettes in one medical specialism, could be used to detect changes in app performance over time. It however cannot be used to distinguish between non-locked algorithms and the manual updating of the apps’ medical intelligence, through the normal process of manual release of updated app versions.


PEDIATRICS ◽  
1996 ◽  
Vol 98 (2) ◽  
pp. 317-317
Author(s):  
Forrest C. Bennett

The experience of Drs Kilbride and Daily concerning the survival and morbidity of infants with birth weights less than 800 g appears to be very similar to our own. Their reported survival between 1980 and 1990 for infants between 701 and 700 g birth weight demonstrates the identical improvement over time which we describe down to at least 500 g. Most of the increased survival at the University of Washington attributable to surfactant therapy has occurred after 1990.


1975 ◽  
Vol 23 (4) ◽  
pp. 839-840 ◽  
Author(s):  
Joseph L. Balintfy ◽  
William J. Duffy ◽  
Prabhakant Sinha

Nutrients ◽  
2019 ◽  
Vol 11 (8) ◽  
pp. 1850 ◽  
Author(s):  
Charlene Elliott

Marketing unhealthy foods negatively impacts children’s food preferences, dietary habits and health, prompting calls for regulations that will help to create an “enabling” food environment for children. One powerful food marketing technique is product packaging, but little is known about the nature or quality of child-targeted food products over time. This study assesses how child-targeted supermarket foods in Canada have transformed with respect to nutritional profile and types of marketing appeals (that is, the power of such marketing). Products from 2009 (n = 354) and from 2017 (n = 374) were first evaluated and compared in light of two established nutritional criteria, and then compared in terms of marketing techniques on packages. Overall, child-targeted supermarket foods did not improve nutritionally over time: 88% of child-targeted products (across both datasets) would not be permitted to be marketed to children, according to the World Health Organization (WHO) criteria, and sugar levels remained consistently high. Despite this poor nutritional quality, the use of nutrition claims increased significantly over time, as did the use of cartoon characters and appealing fonts to attract children’s attention. Character licensing—using characters from entertainment companies—remained consistent. The findings reveal the critical need to consider packaging as part of the strategy for protecting children from unhealthy food marketing. Given the poor nutritional quality and appealing nature of child-oriented supermarket foods, food product packaging needs to be included in the WHO’s call to improve the restrictions on unhealthy food marketing to children.


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