The combination of shortness of breath and fatigue with low quality of life scores may help prioritize patients for heart failure investigation in primary care settings.
The aim of this study is to estimate the association of shortness of breath (SOB), fatigue and bilateral lower limb edema (LLE) – typical symptoms of HF – with quality of life (QOL) dimensions, measured by the Medical Outcomes Study 36-Item Short Form Health Survey (SF-36). This cross-sectional study was conducted as part of the CAMELIA study (Cardiometabolic Renal Familial Study), which involved families covered by the Family Doctor Program (FDP) in Niteroi, Rio de Janeiro, Brazil. The study included 455 patients aged 30 and over, assessed by questionnaire, medical consultation, and blood and urine tests. The prevalence of symptoms was: fatigue 56.9%, SOB 22.6% and LLE 16.9%. There were independent and statistically significant associations between SOB and fatigue and all SF-36 dimensions, excepting emotional performance and SOB (p < 0.10). The combination of SOB and fatigue with low QOL can increase the positive predictive value for a clinical diagnosis of HF and is a possible alternative for prioritizing patients for closer investigation in a primary care setting. O presente estudo visa estimar a associação de falta de ar (FA), fadiga (FD) e edema bilateral de membros inferiores (EMI), sintomas típicos de insuficiência cardíaca (IC), com dimensões da qualidade de vida (QV), mensuradas pelo Medical Outcomes Study 36-item Short Form Health Survey (SF-36). Trata-se de um estudo transversal, parte do Estudo Camelia (Estudo Cardiometabólico Renal Familiar), que envolveu famílias assistidas pelo Programa Médico de Família de Niterói (PMF), Rio de Janeiro, Brasil. Foram incluídos 455 indivíduos de 30 anos ou mais, avaliados através de questionário, consulta médica e exames laboratoriais de sangue e urina. A prevalência de FA foi de 22,6%, de FD de 56,9% e de EMI, de 16,9%. Na análise multivariada observou-se relaçção estatisticamente significativa entre FA e FD com todas as dimensões do SF-36, à exceção de aspetos emocionais e FA cujo valor p foi menor do que 0,10. A combinação de FA e FD com baixa pontuação de QV pode aumentar o valor preditivo positivo do diagnóstico clínico da IC, sendo uma alternativa possível para priorizar pacientes para investigação mais acurada em cenários em que o acesso a esses métodos é limitado.
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Arueira et al. (2012) studied this question.
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