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Vulnerability and health indicators among elderly individuals: a population-based survey

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Author(s):
Alisson Fernandes Bolina
Total Authors: 1
Document type: Doctoral Thesis
Press: Ribeirão Preto.
Institution: Universidade de São Paulo (USP). Escola de Enfermagem de Ribeirão Preto (PCARP/BC)
Defense date:
Examining board members:
Rosalina Aparecida Partezani Rodrigues; Vanderlei José Haas; Luciana Kusumota; Nereida Kilza da Costa Lima; Darlene Mara dos Santos Tavares
Advisor: Rosalina Aparecida Partezani Rodrigues
Abstract

Vulnerability is a concept intended to broaden understanding regarding the health condition of people. This study\'s general objective was to analyze the individual, social and programmatic vulnerability of elderly individuals living in the community and its association with adverse outcomes related to health status indicators, in addition to mapping them spatially. Method: This population-based, cross-sectional and observational epidemiological study included a survey conducted in the individuals\' homes in the city of Uberaba, MG, Brazil. The final sample included 701 elderly individuals selected through multistage cluster sampling. The fragility phenotype was used to assess the individual component; the programmatic component was verified through an indicator for access and attendance to health services; and the social component was verified through the spatial distribution of the census sector of the city under study. Descriptive analysis, principal components analysis, and the Chi-square test, in addition to logistic regression models and multinomial logistic regression (p<0.05) were performed. Spatial analysis was conducted using thematic maps. Results: 32.0% of the elderly individuals concomitantly presented three vulnerability conditions (individual, social and programmatic). The factors that appeared associated with a physically frail condition were: being a woman (p=0.015), aged from 70 to 79 years old (p=0.013) or 80 years old or older (p<0.001). The following predominated for conditions of high social vulnerability: aged from 60+ 70 years old (p=0.009) and 70+ 80 years old (p=0.039); no formal education (p<0.001) (p<0.001) and 1+4 years of schooling (p=0.001); and monthly income < 1 times the minimum wage (p=0.007), 1 times the minimum wage (p=0.013) and 1+3 times the minimum wage (p=0.027). The factors associated with moderate programmatic vulnerability were: ages between 70+ 80 (p=0.039); no formal education (p=0.017), 1+4 years of schooling (p=0,003) and 4+9 years of schooling (p=0,029). Analysis of association among vulnerability components revealed a lower proportion of frail elderly individuals with high programmatic vulnerability when compared to their pre-frail and non-frail counterparts (p=0.011). The spatial distribution of adverse health outcomes according to social vulnerability revealed a greater occurrence of falls, dependency for IADLs, and poor/very poor self-perception of health status among those living in areas of high/very high social vulnerability compared to their counterparts. In regard to association among vulnerability components and health outcomes, physical frailty was associated with all outcomes (falls, hospitalization, dependency for ADLs and IADLs, self-perception of health and number of morbidities). The social component was associated with ADL and IADL dependency and self-perception of health. The programmatic component remained associated only with a greater number of morbidities. Conclusion: The results evidenced that elderly individuals are subject to vulnerable conditions from a biological and social perspective also considering access and use of health services. The results suggest that individual, social and programmatic components of vulnerability influence the health conditions of elderly individuals, while physical frailty was related to all the outcomes under study (AU)

FAPESP's process: 15/04425-1 - VULNERABILITY AND HEALTH INDICATORS IN ELDERLY: A POPULATION-BASED STUDY
Grantee:Alisson Fernandes Bolina
Support Opportunities: Scholarships in Brazil - Doctorate