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Rev. Assoc. Med. Bras. (1992) ; 63(5): 441-446, May 2017. tab, graf
Article in English | LILACS | ID: biblio-896343

ABSTRACT

Summary Objective: To identify factors that can determine the choice of intermittent subcutaneous regular insulin dose in critically ill patients with hyperglycemia. Method: Cross-sectional study in a general adult ICU with 26 beds, data collected between September and October 2014. The variables analyzed were: sex, age, previous diagnosis of diabetes mellitus, use of corticosteroids, use of lactulose, sepsis, fasting, enteral nutrition, use of dextrose 5% in water, NPH insulin prescription and blood glucose level. Patients with one or more episodes of hyperglycemia (blood glucose greater than 180 mg/dL) were included as a convenience sample, not consecutively. Those with continuous insulin prescription were excluded from analysis. Results: We included 64 records of hyperglycemia observed in 22 patients who had at least one episode of hyperglycemia. The median administered subcutaneous regular human insulin was 6 IU and among the factors evaluated only blood glucose levels were associated with the choice of insulin dose administered. Conclusion: Clinical characteristics such as diet, medications and diagnosis of diabetes mellitus are clearly ignored in the decision-making regarding insulin dose to be administered for glucose control in critically ill patients with hyperglycemia.


Resumo Objetivo: Identificar os fatores associados à escolha da dose de insulina regular subcutânea intermitente em pacientes críticos com hiperglicemia. Método: Estudo transversal em uma UTI geral adulta com 26 leitos. Pacientes com um ou mais episódios de hiperglicemia (glicemia capilar superior a 180 mg/dL) foram incluídos por conveniência, de forma não consecutiva. Aqueles com prescrição de insulina contínua foram excluídos da análise. As variáveis analisadas foram: sexo, idade, diagnóstico prévio de diabetes melito, uso de corticosteroide, uso de lactulose, presença de sepse, jejum, dieta enteral, uso de soro glicosado contínuo, prescrição de insulina NPH e valor da glicemia capilar. Resultados: Foram incluídos 64 registros de hiperglicemia verificados em 22 pacientes que apresentaram pelo menos um episódio de hiperglicemia. O valor mediano administrado de insulina regular humana subcutânea foi de 6,0 UI e, entre os fatores analisados, o único associado à dose de insulina administrada visando à normalização dos níveis glicêmicos foi o valor da glicemia capilar. Conclusão: Evidencia-se a inobservância de características clínicas dos pacientes, como dieta, uso de medicamentos e diagnóstico prévio de diabetes melito, para a tomada de decisão quanto à dose de insulina a ser administrada visando ao controle glicêmico em pacientes críticos com hiperglicemia.


Subject(s)
Humans , Male , Female , Aged , Critical Illness/therapy , Hyperglycemia/prevention & control , Hyperglycemia/drug therapy , Hypoglycemic Agents/administration & dosage , Insulin/administration & dosage , Reference Values , Blood Glucose/analysis , Blood Glucose/drug effects , Cross-Sectional Studies , Regression Analysis , Risk Factors , Diabetes Mellitus , Diabetes Mellitus/prevention & control , Diabetes Mellitus/drug therapy , Clinical Decision-Making , Injections, Subcutaneous , Intensive Care Units
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