The association between diet quality and risk of malnutrition in Mexican Community-dwelling older adults: Evidence from a cross-sectional study

Background and Aim: Older adults are at increased risk of consuming unhealthy diets, which may lead to poor nutritional status.This study examined the association between overall diet quality and risk of malnutrition in community-dwelling older adults living in Mexico City.Methods: This secondary analysis used baseline data from the prospective cohort "Frailty, Dynapenia, and Sarcopenia in Mexican Adults (FraDySMex)," conducted in three municipalities in southeast Mexico City: Cuajimalpa, Magdalena Contreras, and Alvaro Obreg on.A Comprehensive Geriatric Assessment was performed, including evaluation of nutritional status, dietary intake, and health indicators.Nutritional status was assessed using the Mini Nutritional Assessment-Short Form.Dietary intake was evaluated with a validated semi-quantitative food frequency questionnaire, and overall diet quality was determined using the Healthy Eating Index 2020.Covariates included sociodemographic characteristics, dependency level, comorbidities, age, and sex.Multiple logistic regression models were used to assess