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Vol. 16. Issue 3.
Pages 99-107 (January 2004)
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Vol. 16. Issue 3.
Pages 99-107 (January 2004)
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Valoración del riesgo cardiovascular global y prevalencia de dislipemias según los criterios del NCEP-ATP III en una población adulta de Bogotá, Colombia
Global cardiovascular risk assessment and dyslipemia prevalence according to ncep-atp III criterai in an adult population from bogotá, colombia
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C.O. Mendivil
Corresponding author
carlosolimpo@hotmail.com

Correspondencia: Calle 83 # 78-20. Bloque B, Apartamento 101. Barrio Afidro. Bogotá. Colombia.
, I.D. Sierra, C.E. Pérez
División de Lípidos y Diabetes. Facultad de Medicina. Universidad Nacional de Colombia. Bogotá. Colombia
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Antecedentes

Las enfermedades cardiovasculares son la principal causa de muerte en Colombia y en el mundo. Sin embargo, no se dispone de suficiente documentación sobre la prevalencia y la distribución de los factores de riesgo cardiovascular en la población colombiana. Ningún studio ha determinado la prevalencia de las dislipemias y el syndrome metabólico de acuerdo con los criterios del NCEP-ATP III en Colombia.

Objetivo

Valorar el riesgo cardiovascular global y determinar la prevalencia de las dislipemias y los factores de riesgo cardiovascular en una muestra de adultos no hospitalizados residentes en Bogotá, Colombia.

Métodos

Se estudió a 364 individuos adultos. Mediante una encuesta supervisada se indagaron la edad, los antecedentes familiares de enfermedad cardiovascular y el hábito de fumar. Se determinaron la talla, el peso, el perímetro de la cintura, el perímetro de la cadera y la presión arterial por métodos estandarizados. En muestras de sangre tomadas el mismo día se determinaron la glucemia en ayuno y el perfil lipídico mínimo. Se calculó el riesgo cardiovascular global a 10 años mediante las tablas de Framingham, y se clasificó a cada paciente en una categoría de riesgo de acuerdo con los criterios de ILIB-Latinoamérica (riesgo latente, intermedio o alto). La prevalencia de síndrome metabólico también se calculó de acuerdo con los criterios de ILIB-Latinoamérica. Se consideró que era dislipémico todo individuo que no se encontrara en las metas trazadas para su categoría de riesgo según el NCEP-ATP III.

Resultados

Se encontró una alta prevalencia de sobrepeso (37,3%), obesidad (9,6%), obesidad central (39,2%) y síndrome metabólico (28%). La hipertensión arterial y la obesidad se asociaron con modificaciones significativas en el perfil de lípidos, especialmente con incrementos en los triglicéridos y descensos en el colesterol ligado a lipoproteínas de alta densidad (cHDL). El tabaquismo en ambos sexos y la obesidad central entre las mujeres se asociaron con valores más bajos de cHDL. El riesgo cardiovascular global promedio a 10 años fue del 3,89% (un 7,25% en varones y un 1,97% en mujeres). La prevalencia general de dislipemias fue del 66,7% (un 52% en el grupo de riesgo latente, un 88,8% en el de riesgo intermedio y un 100% en el de riesgo alto). En el grupo de riesgo latente predominó el cHDL bajo aislado, y en el de riesgo alto, la dislipemia combinada.

Palabras clave:
Riesgo cardiovascular
Dislipemia
Prevalencia
Factor de riesgo
Síndrome metabólico
Background

Cardiovascular diseases are the leading cause of death in Colombia and worldwide. However, data on the prevalence and distribution of cardiovascular risk factors in Colombia are insufficient. To our knowledge, no previous studies have determined the prevalence of dyslipidemias and the metabolic syndrome in Colombia according to NCEP-ATP III criteria. Aim. To estimate global cardiovascular risk and determine the prevalence of dyslipidemias and cardiovascular risk factors in a sample of free-living adults, residents of Bogotá, Colombia.

Methods

A sample of 364 adult individuals was studied. Data on age, family history of cardiovascular disease and smoking were collected by interview. Height, weight, waist and hip circumferences and blood pressure were determined by recommended methods. Blood samples were drawn on the same day to be analyzed for glycemia and lipid profile. The 10-year global cardiovascular risk for each individual was calculated using the Framingham Risk Tables, and each patient was classified in a cardiovascular risk category according to ILIBLatin America (ILIB-LA) criteria (Latent, Intermediate or High Risk). Prevalence of the metabolic syndrome was also calculated according to ILIBLA criteria. All individuals with serum lipid levels not fullfiling the goals for their risk category were considered to be dyslipidemic.

Results

A high prevalence of overweight (37.3%), obesity (9.6%), central obesity (39.2%) and the metabolic syndrome (28%) was found. Hypertension and obesity were associated with significant modifications in lipid profile, especially higher triglycerides and lower HDL-c. Smoking in both sexes and central obesity among women were associated with lower HDL-c levels. The mean 10- year global cardiovascular risk in the sample was 3.89%: 7.25% for men, 1.97% for women. The general prevalence of dyslipidemias was 66.7%; 52% in the Latent, 88.8% in Intermediate and 100% in High Risk groups. In the Latent Risk group, isolated low HDL-c was the predominant dyslipidemia, while combined dyslipidemia was the most frequent alteration in High Risk patients.

Conclusions

Given the high prevalence of dyslipidemias and modifiable cardiovascular risk factors found, it is urgent to set up programs aiming to encourage therapeutic changes in lifestyle among the Colombian population.

Key words:
Cardiovascular risk
Dyslipidemia
Prevalence
Risk factor
Metabolic syndrome
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