Cognitive function and vitamin B12 and D among community-dwelling elders: A cross-sectional study.

Background & Aims: Little is know on the association between mild or sub-clinical vitamin B12 or D deficiencies and cognitive decline. The objective of the present work was to evaluate the association between vitamin B12 and D levels, and cognitive function in community-dwelling elders.

Methods: Cross-sectional study that included data from elders who participated in the SABE study, a population-based study that was carried out in Ecuador.

Mobility restrictions and mental health among young adults during the COVID-19 pandemic in Ecuador.

Objective: To study the association between mobility restriction and mental health outcomes among Ecuadorian young adults.

Method: The present is a cross-sectional study that included a non-probabilistic sample of mostly highly educated young adults. Socio-demographic and mental health data were collected through an online survey, between May and June 2020, when confinement was mandatory in Ecuador.

Sleep quality does not mediate the negative effects of chronodisruption on body composition and metabolic syndrome in healthcare workers in Ecuador.

Background And Aims: The objective of the present work was to determine to what extent sleep quality may mediate the association between chronodisruption (CD) and metabolic syndrome (MS), and between CD and body composition (BC).

Methodology: Cross-sectional study which included 300 adult health workers, 150 of whom were night shift workers and thereby exposed to CD. Diagnosis of MS was made based on Adult Treatment Panel III criteria.