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Prevalência e caracterização da anemia em idosos do Programa de Saúde da Família / Prevalence and characteristics of anemia in an elderly population attending a Health Family Program
Barbosa, Diana L; Arruda, Ilma K. G; Diniz, Alcides S.
Affiliation
  • Barbosa, Diana L; UFPE. Recife. BR
  • Arruda, Ilma K. G; UFPE. Departamento de Nutrição. Recife. BR
  • Diniz, Alcides S; UFPE. Departamento de Nutrição. Recife. BR
Rev. bras. hematol. hemoter ; 28(4): 288-292, out.-dez. 2006. tab
Article in Portuguese | LILACS | ID: lil-456240
Responsible library: BR408.1
RESUMO
A anemia é considerada um problema de saúde pública em escala mundial e é o distúrbio hematológico de maior prevalência que acomete a população idosa. O objetivo deste trabalho foi estimar a prevalência e características da anemia em idosos do Programa de Saúde da Família de Camaragibe, PE. O delineamento foi transversal, com amostra aleatória sistemática de 284 idosos > 60 anos, de ambos os sexos, realizado em novembro/dezembro-2003. A anemia foi avaliada pela hemoglobina (Hb), concentração de hemoglobina corpuscular média (CHCM), volume corpuscular médio (VCM) e amplitude de distribuição eritrocitária (RDW). A prevalência de anemia foi, em média, de 11,0 por cento. A morfologia eritrocitária não mostrou associação com as concentrações de Hb. A grande maioria dos idosos apresentou anemia normocrômica, normocítica, sem anisocitose, sugestivo de anemia por doença crônica. A ínfima prevalência de microcitose e macrocitose com anisocitoseminimiza a gênese da deficiência de ferro, bem como da deficiência de vitamina B12 e ácido fólico na etiologia da anemia em idosos. Concluímos que o uso de indicadores que reflitam o grau de anisocitose eritrocitária associados àqueles que avaliam o estado nutricional do ferro é extremamente recomendado para o diagnóstico das anemias em idosos.
ABSTRACT
Anemia is a serious public health problem worldwide that mainly affects children and women of childbearing age. However, data about anemia in elderly individuals are still scarce in developing countries. This study aimed at assessing the prevalence and characteristics of anemia among an elderly population attending the Health Family Program in Camaragibe, northeast Brazil. Following a systematic sampling procedure, a cross-sectional study was carried out in November and December 2003 involving 284 subjects of both genders with ages grater than or equal to 60 years old. Anemia was estimated by the measurement of hemoglobin, mean cell hemoglobin concentration, mean cell volume and red cell distribution width. The prevalence of anemia was around 11.0 percent. Red cell distribution width and mean cell volume were not correlated to hemoglobin count. The major characteristics of anemia were normochromia with normocytosis without anisocytosis suggesting anemia due to chronic diseases. The very low prevalence of microcytosis, macrocytosis and anisocytosis seems to be more likely due to causes other than iron, vitamin B12 or folic acid deficiencies. The use of indicators that reflect the degree of anisocytosis, as well as parameters to assess iron status should be strongly recommended in the screening of anemia in the elderly population.
Subject(s)
Full text: Available Collection: International databases Database: LILACS Main subject: National Health Strategies / Family Health / Health of the Elderly / Prevalence / Anemia Type of study: Controlled clinical trial / Observational study / Prevalence study / Risk factors / Screening study Limits: Aged / Female / Humans / Male Language: Portuguese Journal: Rev. bras. hematol. hemoter Journal subject: Hematology Year: 2006 Document type: Article Affiliation country: Brazil Institution/Affiliation country: UFPE/BR
Full text: Available Collection: International databases Database: LILACS Main subject: National Health Strategies / Family Health / Health of the Elderly / Prevalence / Anemia Type of study: Controlled clinical trial / Observational study / Prevalence study / Risk factors / Screening study Limits: Aged / Female / Humans / Male Language: Portuguese Journal: Rev. bras. hematol. hemoter Journal subject: Hematology Year: 2006 Document type: Article Affiliation country: Brazil Institution/Affiliation country: UFPE/BR
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