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Vol. 58. Issue 5.
Pages 219-223 (May 2011)
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Vol. 58. Issue 5.
Pages 219-223 (May 2011)
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An evaluation of glycosylated hemoglobin requesting patterns in a primary care setting: a pilot experience in the Valencian Community (Spain)
Evaluación del patrón de solicitud de hemoglobina glucosilada por Atención Primaria: estudio piloto regional en la Comunidad Valenciana
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María Salinasa, Maite López-Garrigósa,
Corresponding author
lopez_marter@gva.es

Corresponding author.
, Arturo Carratalab, Cristina Aguadoc, Julián Díazd, Mario Ortuñoe, Enrique Rodriguez-Borjab, Martín Yagof, Virtudes Chinchillag, Goizane Marcaidah, Ángel Estebang, Begoña Laízc, Marcos Guaitah, Miguel Ángel Lorentei, Francisco Pomaresj, Joaquín Urisk
a Departamento Laboratorio Clínico, Hospital de San Juan, Alicante, Spain
b Departamento Laboratorio Clínico, Hospital Clínico Universitario, Valencia, Spain
c Departamento Laboratorio Clínico, Hospital Universitario La Fe, Valencia, Spain
d Departamento Laboratorio Clínico, Hospital Francesc Borja, Gandía, Valencia, Spain
e Departamento Laboratorio Clínico, Hospital de la Ribera, Alzira, Valencia, Spain
f Departamento Laboratorio Clínico, Hospital de Requena, Valencia, Spain
g Departamento Laboratorio Clínico, Hospital General Universitario de Alicante, Alicante, Spain
h Departamento Laboratorio Clínico, Hospital General de Valencia, Valencia, Spain
i Roche Diagnostics Alicante, Spain
j Departamento de Endocrinología, Hospital de San Juan, Alicante, Spain
k Departamento de Salud Púbica, Universidad de Alicante, Spain
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Abstract
Objective

To assess the pattern of glycosylated hemoglobin (HbA1c) requests by clinicians from eight health care departments by calculating indicators of demand appropriateness.

Methods

A cross-sectional study of the number of HbA1c requests by primary care clinics in 2008 and 2009. The indicator of demand appropriateness was the proportion of HbA1c values lower than 6.5%. Variables were collected and indicators were automatically calculated. The number of HbA1c measurements that should theoretically have been requested according to known diabetes prevalence data was also calculated.

Results

A progressive increase was seen in the demand for HbA1c measurements. Approximately 54% of HbA1c values obtained in seven of the eight departments studied were lower than 6.5%. The number of theoretical HbA1c requests that would have been expected based on the known prevalence of diabetes was higher than the number of HbA1c requests in all departments.

Conclusion

The results appear to suggest that HbA1c requests in the health care departments studied were not always appropriate. HbA1c measurements were probably overused in patients without diabetes and underused in patients with diabetes.

Keywords:
Glycosylated hemoglobin
Biological markers
Type 2 diabetes mellitus
Glycemic control
Resumen
Objetivo

Mostrar el patrón de solicitud de hemoglobina glucosilada (HbA1c) en ocho departamentos de salud mediante el cálculo de indicadores de adecuación de la demanda.

Métodos

Estudio transversal en el que se recogen el número de HbA1c solicitadas desde Atención Primaria durante los años 2008 y 2009. Como indicador de adecuación se calculó el porcentaje de valores de HbA1c con resultado inferior a 6,5%. Las variables y los indicadores se recogieron y calcularon de forma automatizada. También se calculó en cada departamento de salud el número de determinaciones de HbA1c teóricas que deberían haber sido solicitadas según datos de prevalencia conocida.

Resultados

Se observó un incremento progresivo de la demanda de determinaciones de HbA1c y, aproximadamente el 54% de los valores de HbA1c en siete de estos ocho departamentos fueron inferiores a 6,5%. El número de HbA1c teóricas que deberían haber sido solicitadas según la prevalencia de diabetes fue mayor que el número solicitado en todos los departamentos.

Conclusión

Los resultados parecen indicar la inadecuación en la solicitud de la HbA1c en los departamentos de salud estudiados, no sólo por la probable sobreutilización en pacientes no diabéticos sino por la infrautilización en pacientes que sí lo son.

Palabras clave:
Hemoglobina glucosilada
Marcadores biológicos
Diabetes mellitus tipo 2
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Copyright © 2011. Sociedad Española de Endocrinología y Nutrición
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