Atividade física, comportamento sedentário e a sintomatologia depressiva em idosos

Abstract

The present study aims to identify the prevalence of depressive symptoms and its association with variables functional capacity, physical activity and sedentary behavior in elderly registered at Family Health Teams in the municipality of Uberaba, MG. Characterized as a cross-sectional observational study and analytical type, using methods of exploratory surveys. The study population comprised 10,683 persons, of both sexes, aged ≥ 60 years living in the urban area of the city of Uberaba, MG. The sample, stratified simple random, from 622 individuals registered at 35 Family Health Teams of the Family Health Strategy for the city of Uberaba, MG. Data collection was performed by a questionnaire in individual interviews with socio-demographic information, physical and mental, functional capacity, activity physical and exposure to sedentary behavior. The level of physical activity was assessed using the International Physical Activity Questionnaire (IPAQ), full version adapted to the elderly and the exposure to sedentary behavior was assessed by considering the total time spent sitting during one day a week and one day on the weekend by the time sitting domain of the IPAQ. Depressive symptoms were assessed using the Geriatric Depression Scale (GDS-15), short version. For data analysis procedures were used descriptive statistics (mean and standard deviation) and inferential (chi-square test, ROC curve and logistic regression models) p≤ 0.05. The prevalence of depressive symptoms was 27%, 22% were men and 29.7% women. Depressive symptoms were associated with years of study, perceived health, basic and instrumental activities of daily living and physical activity (p≤0.05). Physical activity of moderate intensity or vigorous, accumulated in in different domains, during the time <160 minutes/week for men and ≤140 minutes/week for women, and exposure to sedentary behavior during one day a week >650 minutes/day for men and >580 minutes/day for women and the weekend >760 minutes/day for men and >670 minutes/day for women presented the best cutoff points for predicting the depressive symptoms. The findings of this research provide information that contributes to the formulation of more effective interventional strategies aimed at maintaining the mental health of older people, but also reinforce the role of physical education professional in activities promoting the health of this population.