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1.
Cad Saude Publica ; 30(4): 815-26, 2014 Apr.
Article in Portuguese | MEDLINE | ID: mdl-24896056

ABSTRACT

The aim of this study was to estimate the prevalence of non-adherence to several continuous-use drugs by patients 30 to 79 years of age with self-reported hypertension, and associated factors, drawing on data from the Brazilian National Sample Household Survey (PNAD-2008). Prevalence ratios (PR) and respective 95% confidence intervals (95%CI) were obtained by Poisson regression. The proportion of individuals that failed to adhere to continuous-use medication was 17%. Characteristics directly associated with non-adherence were: male gender, residence in the North, Northeast, or Central-West of Brazil, and smoking. Non-adherence decreased with age, per capita family income, number of chronic diseases, and medical consultation in the previous 12 months, and was inversely associated with 11 or more years of schooling (PR = 0.92; 95%CI: 0.86-0.98), not working and not being unemployed, and physical activity. Adherence to antihypertensive medication is necessary and requires investment in primary care, improved access to health services, and measures to offset regional, social, and gender inequalities.


Subject(s)
Hypertension/drug therapy , Medication Adherence/statistics & numerical data , Adult , Aged , Brazil , Chronic Disease , Female , Humans , Male , Middle Aged , Poisson Distribution , Prevalence , Self Report , Socioeconomic Factors
2.
Cad. saúde pública ; 30(4): 815-826, abr. 2014. tab
Article in Portuguese | LILACS | ID: lil-711199

ABSTRACT

O objetivo do presente estudo foi estimar a prevalência e fatores associados à não utilização de algum medicamento de uso contínuo nos indivíduos de 30-79 anos que referiram hipertensão arterial na Pesquisa Nacional por Amostra de Domicílios (PNAD-2008), Brasil. Razões de prevalência (RP) e respectivos intervalos de 95% de confiança (IC95%) foram obtidos por meio de regressão de Poisson. A proporção de indivíduos que não utilizava medicamentos de uso contínuo foi de 17%. Características positivamente associadas à não utilização foram: sexo masculino, residência nas regiões Norte, Nordeste, Centro-oeste e hábito de fumar. O não uso desses medicamentos diminuiu com a idade, renda domiciliar per capita, número de doenças crônicas e de consulta médica nos últimos 12 meses; foi menor entre os que tinham 11 anos e mais de estudo (RP = 0,92; IC95%: 0,86-0,98), nos que não trabalhavam nem estavam desempregados e nos que não realizavam atividade física. A adesão à terapia medicamentosa no controle de hipertensão arterial é necessária e requer investimento na atenção primária, na melhoria no acesso aos serviços de saúde e no enfretamento das desigualdades regionais, sociais e de gênero.


The aim of this study was to estimate the prevalence of non-adherence to several continuous-use drugs by patients 30 to 79 years of age with self-reported hypertension, and associated factors, drawing on data from the Brazilian National Sample Household Survey (PNAD-2008). Prevalence ratios (PR) and respective 95% confidence intervals (95%CI) were obtained by Poisson regression. The proportion of individuals that failed to adhere to continuous-use medication was 17%. Characteristics directly associated with non-adherence were: male gender, residence in the North, Northeast, or Central-West of Brazil, and smoking. Non-adherence decreased with age, per capita family income, number of chronic diseases, and medical consultation in the previous 12 months, and was inversely associated with 11 or more years of schooling (PR = 0.92; 95%CI: 0.86-0.98), not working and not being unemployed, and physical activity. Adherence to antihypertensive medication is necessary and requires investment in primary care, improved access to health services, and measures to offset regional, social, and gender inequalities.


El objetivo de este estudio fue estimar la prevalencia y los factores asociados a la falta de consumo de algunos medicamentos prescritos de forma continua en las personas de 30 a 79 años que informaron hipertensión en la Encuesta Nacional por Muestra de Domicilio (PNAD-2008). Las razones de prevalencia y su IC95% se obtuvieron mediante regresión de Poisson. La proporción de personas que no consumen medicamentos de forma continuada fue de un 17%. Características positivamente asociadas con la falta de consumo fueron: sexo masculino, residencia en el Norte, Noreste, Centro Oeste y el tabaquismo. El hecho de no consumir estos medicamentos disminuye con la edad, los ingresos per cápita del hogar, número de enfermedades crónicas y la asistencia a una consulta médica en los últimos 12 meses; fue menor entre los que tenían 11 o más años de escolaridad, que entre quienes no trabajaban o estaban desempleados y no participaban en actividades físicas. La adhesión a la terapia de la medicación en el control de la hipertensión es necesaria y requiere una inversión en la atención primaria, mejorar el acceso a servicios de salud y hacer frente a las desigualdades regionales, sociales y de género.


Subject(s)
Adult , Aged , Female , Humans , Male , Middle Aged , Hypertension/drug therapy , Medication Adherence/statistics & numerical data , Brazil , Chronic Disease , Poisson Distribution , Prevalence , Self Report , Socioeconomic Factors
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