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The impact of Internet access on household dietary quality:Evidence from rural China

Journal of Integrative Agriculture 2024年第2期23卷 374-383页

作者： Yi Cui Qiran Zhao Thomas Glauben Wei Si College of Economics and Management China Agricultural UniversityBeijing 100083China Academy of Global Food Economics and Policy China Agricultural UniversityBeijing 100083China Leibniz Institute of Agricultural Development in Transition Economies(IAMO) Halle(Saale)06120Germany

Over the past few decades,the Internet has rapidly diffused across *** spread of the Internet has had a profound economic and social impact on Chinese rural *** research shows that Internet access significantly impacts agricultural production and improves smallholder farmers’*** these,the Internet can affect other dimensions of social ***,research about the impact of Internet access on dietary quality in rural China remains *** study utilizes multi-period panel data from Fixed Observation Point in rural China from 2009 to 2015 to estimate the impact of Internet access on dietary quality and food consumption of rural households and conducts a causal *** models with time and household fixed effects allow robust estimation while reducing potential issues of unobserved *** estimates show that Internet access has significantly increased rural household dietary quality(measured by the Chinese Diet Balance Index).Further research finds that Internet access has increased the consumption of animal products,such as aquatic and dairy *** also examine the underlying *** access improves dietary quality and food consumption mainly through increasing household income and food *** results encourage the promotion of Internet access as a valuable tool for nutritional improvements,especially in rural areas.

关键词： dietary quality fixed effect model Internet access rural China

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Food groups, diet quality and colorectal cancer risk in the Basque Country

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World Journal of Gastroenterology 2020年第28期26卷 4108-4125页

作者： Iker Alegria-Lertxundi Carmelo Aguirre Luis Bujanda Francisco J Fernandez Francisco Polo JoseMªOrdovas MªCarmen Etxezarraga Inaki Zabalza Mikel Larzabal Isabel Portillo Marian M de Pancorbo Koldo Garcia-Etxebarria Ana MªRocandio Marta Arroyo-Izaga Department of Pharmacy and Food Sciences Faculty of PharmacyUniversity of the Basque Country UPV/EHUVitoria-Gasteiz 01006Spain Pharmacovig ilance Unit Galdakao-Usansolo University HospitalOsakidetzaGaldakao 48960Spain Department of Gastroenterology Donostia University Hospital/BiodonostiaUniversity of the Basque Country UPV/EHUCentro de Investigación Biomédica en Red de Enfermedades Hepaticas y Digestivas(CIBERehd)San Sebastian 20014Spain Department of Gastroenterology Galdakao-Usansolo University HospitalOsakidetzaGaldakao 48960Spain Department of Gastroenterology Basurto University HospitalOsakidetzaBilbao 48013Spain Nutrition and Genomics Laboratory Jean Mayer Human Nutrition Research Center on AgingTufts UniversityBostonMassachusetts 02111United States of AmericaIMDEA FoodMadrid 28049Spain Department of Pathology Basurto University HospitalOsakidetzaBilbao 48013Spain Department of Physician and Surgeon Specialities University of the Basque Country UPV/EHULeioa 48940Spain Department of Pathology Galdakao-Usansolo University HospitalOsakidetzaGaldakao 48960Spain Department of Pathology Donostia Hospital/BiodonostiaCentro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas(CIBERehd)San Sebastian 20014Spain Colorectal cancer screening programme OsakidetzaBilbao 48011Spain BIOMICs Research Group University of the Basque Country UPV/EHUVitoria-Gasteiz 01006Spain Biodonostia Gastrointestinal genetics groupCentro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas(CIBERehd)San Sebastian 20014Spain

BACKGROUND The results obtained to date concerning food groups,diet quality and colorectal cancer(CRC)risk vary according to criteria used and the study *** To study the relationships between food groups,diet quality and CRC risk,in an adult population of the Basque Country(North of Spain).METHODS This observational study included 308 patients diagnosed with CRC and 308 ageand sex-matched subjects as *** recruitment,dietary,anthropometric,lifestyle,socioeconomic,demographic and health status information was *** to the dietary recommendations was evaluated utilizing the Healthy Eating Index for the Spanish Diet and the *** logistic regressions were used to evaluate the associations of food group intakes,diet quality scores,categorized in tertiles,with CRC *** The adjusted models for potential confounding factors showed a direct association between milk and dairy products consumption,in particular high-fat cheeses[odds ratio(OR)third tertile vs first tertile=1.87,95%confidence intervals(CI):1.11-3.16],and CRC *** the consumption of fiber-containing foods,especially whole grains(OR third tertile vs first tertile=0.62,95%CI:0.39-0.98),and fatty fish(OR third tertile vs first tertile=0.53,95%CI:0.27-0.99)was associated with a lower risk for ***,higher MD adherence was associated with a reduced CRC risk in adjusted models(OR third tertile vs first tertile=0.40,95%CI:0.20-0.80).CONCLUSION Direct associations were found for high-fat cheese,whereas an inverse relation was reported for fiber-containing foods and fatty fish,as well as adherence to a Mediterranean dietary pattern.

关键词： Colorectal cancer Food group dietary quality Mediterranean diet Riskfactors Case-control study

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