Prevalence of polypharmacy and associated factors in elderly living in Rio Branco, Acre, Brazil: cross-sectional population-based study, 2014
Keywords:Polypharmacy, Elderly, Prevalence, Drug Utilization, Cross-sectional Studies
Objective: To analyze the prevalence and factors associated with polypharmacy in
elderly people living in Rio Branco, Acre, Brazil, in 2014. Methods: Cross-sectional
population-based study, verification by complex sampling, with elderly people.
Polypharmacy was defined as the concomitant use of five or more drugs. Results: The
prevalence of polypharmacy was 14.9% (95%IC 11,8;18,6), positively associated with
females (OR=2.29 – 95%CI 1.41;3.74), white skin color (OR=1.61 – 95%CI 1.10;2.38),
dependence (OR=1.65 – 95%CI 1.05;2.60), change in eating habits/diet use (OR=1.66 –
95%CI 1,16;2.36), hospitalization in the last 12 months (OR=1.61 – 95%CI 1.02;2.53)
and presence of the following self-reported morbidities: systemic arterial hypertension
(OR=2.40 – 95%CI 1.33;4.34), diabetes mellitus (OR=2.17 – 95%CI 1.23;3.84),
osteoporosis (OR=2.92 – 95%CI 1.84;4.64) and problems (OR=2.94 – 95%CI
1.90;4.56). Conclusion: The polypharmacy in the elderly found in this study was
associated with demographic and health conditions.
Copyright (c) 2021 Gustavo Rodrigues de Rezende, Thatiana Lameira Maciel Amaral, Cledir de Araújo Amaral, Maurício Teixeira Leite de Vasconcellos, Gina Torres Rego Monteiro
This work is licensed under a Creative Commons Attribution 4.0 International License.