Association between dietary diversity changes and frailty among Chinese older adults: findings from a nationwide cohort study
Wang X, Zhong W, Zhang Y, Xiang J, Chen H, Li Z, Shen Q, Shen D, Song W, Fu Q, Gao J, Chen Z, Li C, Xie J, Liu D, Lv Y, Shi X, Mao C. Association between dietary diversity changes and frailty among Chinese older adults: findings from a nationwide cohort study. Nutrition Journal 2024, 23: 91. PMID: 39138490, PMCID: PMC11320915, DOI: 10.1186/s12937-024-00997-3.Peer-Reviewed Original ResearchConceptsDietary diversity scoreRisk of frailtyChinese older adultsOlder adultsSelf-reported health itemsChinese Longitudinal Healthy Longevity SurveyHigher risk of frailtyIncreased risk of frailtyOlder Chinese adultsFollow-up surveyNationwide cohort studyCox proportional hazards modelsHealth itemsLongevity SurveyFrailty incidencePrevent frailtyProportional hazards modelBackgroundDietary diversityChinese adultsFood groupsAssess frailtyPotential preventive measuresDiversity scoreComparing scoresCohort studyVitamin B12 is associated negatively with anemia in older Chinese adults with a low dietary diversity level: evidence from the Healthy Ageing and Biomarkers Cohort Study (HABCS)
Liu L, Zhou J, Chen C, Qu Y, Wang J, Lu F, Liu Y, Cai J, Ji S, Li Y, Gu H, Zhao F, Lyu Y, Shi X. Vitamin B12 is associated negatively with anemia in older Chinese adults with a low dietary diversity level: evidence from the Healthy Ageing and Biomarkers Cohort Study (HABCS). BMC Geriatrics 2024, 24: 18. PMID: 38178043, PMCID: PMC10768404, DOI: 10.1186/s12877-023-04586-7.Peer-Reviewed Original ResearchConceptsVitamin B12 levelsDietary diversity scorePlasma vitamin B12 levelsB12 levelsFood frequency questionnaireDifferent dietary patternsOlder adultsFrequency questionnaireDietary patternsHigh vitamin B12 levelsVitamin B12Low dietary diversity scoreHigh dietary diversity scorePrevalence of anemiaElderly Chinese peopleBiomarker cohort studyOlder Chinese adultsCohort studyAnemia statusDecreased riskMean ageAnemiaChinese adultsConclusionThe relationshipConfounding factors