The association of highly processed food consumption with food choice values and food literacy in Japanese adults: a nationwide cross-sectional study

Abstract Background Highly processed food (HPF) consumption is increasing globally and has become a prominent public health concern. However, the relationship between HPF consumption and food choice values and food literacy is unknown. This study aimed to examine the association of HPF consumption w...

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Main Authors: Nana Shinozaki, Kentaro Murakami, Xiaoyi Yuan, Ryoko Tajima, Mai Matsumoto, Keiko Asakura, Shizuko Masayasu, Satoshi Sasaki
Format: Article
Language:English
Published: BMC 2023-12-01
Series:International Journal of Behavioral Nutrition and Physical Activity
Subjects:
Online Access:https://doi.org/10.1186/s12966-023-01538-7
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author Nana Shinozaki
Kentaro Murakami
Xiaoyi Yuan
Ryoko Tajima
Mai Matsumoto
Keiko Asakura
Shizuko Masayasu
Satoshi Sasaki
author_facet Nana Shinozaki
Kentaro Murakami
Xiaoyi Yuan
Ryoko Tajima
Mai Matsumoto
Keiko Asakura
Shizuko Masayasu
Satoshi Sasaki
author_sort Nana Shinozaki
collection DOAJ
description Abstract Background Highly processed food (HPF) consumption is increasing globally and has become a prominent public health concern. However, the relationship between HPF consumption and food choice values and food literacy is unknown. This study aimed to examine the association of HPF consumption with food choice values and food literacy. Methods This cross-sectional study used data from a nationwide questionnaire survey conducted in 2018 among 2232 Japanese adults aged 18–80 years. We assessed eight food choice values (accessibility, convenience, health/weight control, tradition, sensory appeal, organic, comfort, and safety) using a 25-item scale, and food literacy characterised by nutrition knowledge (using a validated 143-item questionnaire), cooking and food skills (using 14- and 19-item scales, respectively), and eight eating behaviours (hunger, food responsiveness, emotional overeating, enjoyment of food, satiety responsiveness, emotional undereating, food fussiness, and slowness in eating, using the 35-item Adult Eating Behavior Questionnaire). HPF consumption was estimated using a validated brief diet history questionnaire. The associations between HPF consumption and age, body mass index, energy intake, and each score on food choice values and food literacy were evaluated by multiple linear regression. Results In males, one standard deviation increase in scores for cooking skill and satiety responsiveness was associated with an increase in HPF consumption by 22.1 g/4184 kJ (95% confidence interval (CI): 6.6 to 37.5) and 15.4 g/4184 kJ (95% CI: 6.0 to 24.7), respectively. In females, one standard deviation increase in age and scores for safety and nutrition knowledge corresponded to a decrease in HPF consumption by − 16.4 g/4184 kJ (95% CI: − 23.4 to − 9.3), − 9.9 g/4184 kJ (95% CI: − 19.1 to − 0.7), and − 11.1 g/4184 kJ (95% CI: − 17.0 to − 5.3), whereas one standard deviation increase in the satiety responsiveness score corresponded to an increase in HPF consumption by 13.1 g/4184 kJ (95% CI: 6.8 to 19.4). Conclusions This cross-sectional study suggests that several aspects of food choice values and food literacy were associated with HPF consumption in Japanese adults. Further studies are needed to confirm our findings in a broader context.
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spelling doaj.art-9174467bc45c457696a605313ec3ab562023-12-10T12:32:03ZengBMCInternational Journal of Behavioral Nutrition and Physical Activity1479-58682023-12-0120111210.1186/s12966-023-01538-7The association of highly processed food consumption with food choice values and food literacy in Japanese adults: a nationwide cross-sectional studyNana Shinozaki0Kentaro Murakami1Xiaoyi Yuan2Ryoko Tajima3Mai Matsumoto4Keiko Asakura5Shizuko Masayasu6Satoshi Sasaki7Department of Nutritional Epidemiology and Behavioural Nutrition, Graduate School of Medicine, The University of TokyoDepartment of Social and Preventive Epidemiology, School of Public Health, The University of TokyoDepartment of Nutritional Epidemiology and Shokuiku, National Institute of Biomedical Innovation, Health and NutritionDepartment of Nutritional Epidemiology and Shokuiku, National Institute of Biomedical Innovation, Health and NutritionDepartment of Nutritional Epidemiology and Shokuiku, National Institute of Biomedical Innovation, Health and NutritionDepartment of Preventive Medicine, School of Medicine, Toho UniversityIkurien-NakaDepartment of Social and Preventive Epidemiology, School of Public Health, The University of TokyoAbstract Background Highly processed food (HPF) consumption is increasing globally and has become a prominent public health concern. However, the relationship between HPF consumption and food choice values and food literacy is unknown. This study aimed to examine the association of HPF consumption with food choice values and food literacy. Methods This cross-sectional study used data from a nationwide questionnaire survey conducted in 2018 among 2232 Japanese adults aged 18–80 years. We assessed eight food choice values (accessibility, convenience, health/weight control, tradition, sensory appeal, organic, comfort, and safety) using a 25-item scale, and food literacy characterised by nutrition knowledge (using a validated 143-item questionnaire), cooking and food skills (using 14- and 19-item scales, respectively), and eight eating behaviours (hunger, food responsiveness, emotional overeating, enjoyment of food, satiety responsiveness, emotional undereating, food fussiness, and slowness in eating, using the 35-item Adult Eating Behavior Questionnaire). HPF consumption was estimated using a validated brief diet history questionnaire. The associations between HPF consumption and age, body mass index, energy intake, and each score on food choice values and food literacy were evaluated by multiple linear regression. Results In males, one standard deviation increase in scores for cooking skill and satiety responsiveness was associated with an increase in HPF consumption by 22.1 g/4184 kJ (95% confidence interval (CI): 6.6 to 37.5) and 15.4 g/4184 kJ (95% CI: 6.0 to 24.7), respectively. In females, one standard deviation increase in age and scores for safety and nutrition knowledge corresponded to a decrease in HPF consumption by − 16.4 g/4184 kJ (95% CI: − 23.4 to − 9.3), − 9.9 g/4184 kJ (95% CI: − 19.1 to − 0.7), and − 11.1 g/4184 kJ (95% CI: − 17.0 to − 5.3), whereas one standard deviation increase in the satiety responsiveness score corresponded to an increase in HPF consumption by 13.1 g/4184 kJ (95% CI: 6.8 to 19.4). Conclusions This cross-sectional study suggests that several aspects of food choice values and food literacy were associated with HPF consumption in Japanese adults. Further studies are needed to confirm our findings in a broader context.https://doi.org/10.1186/s12966-023-01538-7Highly processed foodsUltra-processed foodsFood choice valuesFood literacyJapan
spellingShingle Nana Shinozaki
Kentaro Murakami
Xiaoyi Yuan
Ryoko Tajima
Mai Matsumoto
Keiko Asakura
Shizuko Masayasu
Satoshi Sasaki
The association of highly processed food consumption with food choice values and food literacy in Japanese adults: a nationwide cross-sectional study
International Journal of Behavioral Nutrition and Physical Activity
Highly processed foods
Ultra-processed foods
Food choice values
Food literacy
Japan
title The association of highly processed food consumption with food choice values and food literacy in Japanese adults: a nationwide cross-sectional study
title_full The association of highly processed food consumption with food choice values and food literacy in Japanese adults: a nationwide cross-sectional study
title_fullStr The association of highly processed food consumption with food choice values and food literacy in Japanese adults: a nationwide cross-sectional study
title_full_unstemmed The association of highly processed food consumption with food choice values and food literacy in Japanese adults: a nationwide cross-sectional study
title_short The association of highly processed food consumption with food choice values and food literacy in Japanese adults: a nationwide cross-sectional study
title_sort association of highly processed food consumption with food choice values and food literacy in japanese adults a nationwide cross sectional study
topic Highly processed foods
Ultra-processed foods
Food choice values
Food literacy
Japan
url https://doi.org/10.1186/s12966-023-01538-7
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