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1.
J Trop Pediatr ; 59(2): 145-9, 2013 Apr.
Article in English | MEDLINE | ID: mdl-23104562

ABSTRACT

The aim of this study was to evaluate the metabolic syndrome (MetS) prevalence in adolescents using three different definitions for this age group. The evaluated sample consisted of 718 male and 743 female adolescents. Definitions by Cook et al., de Ferranti et al. and International Diabetes Federation (IDF) for adolescents were used to estimate the prevalence of MetS. The prevalence of MetS was 8.5, 2.5 and 1.2% by de Ferranti et al., Cook et al. and IDF definitions, respectively. High fasting glucose component had the lower prevalence whereas high triglycerides levels component was the most prevalent. In obese adolescents, the prevalence of MetS was higher. MetS classification in adolescents strongly depends on the definition chosen. Further research is required for the evaluation of the current definitions (multicentric studies), and for addition or design of new and useful criteria.


Subject(s)
Metabolic Syndrome/diagnosis , Metabolic Syndrome/ethnology , Adolescent , Blood Glucose/analysis , Body Mass Index , Cardiovascular Diseases/ethnology , Child , Colombia/epidemiology , Female , Humans , Male , Obesity/diagnosis , Obesity/ethnology , Population Surveillance , Prevalence , Risk Factors , Socioeconomic Factors , Triglycerides/blood , Urban Population
2.
Biol Trace Elem Res ; 148(2): 135-8, 2012 Aug.
Article in English | MEDLINE | ID: mdl-22328310

ABSTRACT

Ferritin levels have been associated with metabolic syndrome and insulin resistance. The aim of the present study was to evaluate the prediction of ferritin levels by variables related to cardiometabolic disease risk in a multivariate analysis. For this aim, 123 healthy women (72 premenopausal and 51 posmenopausal) were recruited. Data were collected through procedures of anthropometric measurements, questionnaires for personal/familial antecedents, and dietary intake (24-h recall), and biochemical determinations (ferritin, C reactive protein (CRP), glucose, insulin, and lipid profile) in blood serum samples obtained. Multiple linear regression analysis was used and variables with no normal distribution were log-transformed for this analysis. In premenopausal women, a model to explain log-ferritin levels was found with log-CRP levels, heart attack familial history, and waist circumference as independent predictors. Ferritin behaves as other cardiovascular markers in terms of prediction of its levels by documented predictors of cardiometabolic disease and related disorders. This is the first report of a relationship between heart attack familial history and ferritin levels. Further research is required to evaluate the mechanism to explain the relationship of central body fat and heart attack familial history with body iron stores values.


Subject(s)
C-Reactive Protein/analysis , Iron/metabolism , Myocardial Infarction/pathology , Waist Circumference , Adult , Aged , Biomarkers/analysis , Biomarkers/metabolism , Blood Glucose/analysis , Body Mass Index , C-Reactive Protein/metabolism , Cross-Sectional Studies , Data Collection , Diabetes Mellitus, Type 2/metabolism , Diabetes Mellitus, Type 2/pathology , Female , Ferritins/blood , Humans , Insulin Resistance , Linear Models , Middle Aged , Myocardial Infarction/metabolism , Pedigree , Postmenopause , Premenopause , Risk Factors , Statistics, Nonparametric , Women's Health
3.
Lect. nutr ; 11(1): 57-69, mar. 2004. tab, graf
Article in Spanish | LILACS | ID: lil-423975

ABSTRACT

Se observa en ciertos grupos étnicos, un riesgo alto de desarrollar enfermedades crónicas no transmisibles (ECnT) cuando los sujetos son sometidos a dieta de alta densidad calórica y estilo de vida sedentaria. Este hecho se asocia al desarrollo de resistencia a insulina en estas mismas poblaciones. La resistencia a insulina está ligada a enfermedad cardiovascular posiblemente a través de cambios en el metabolismo de lípidos. El objetivo de este estudio fue evaluar la asociación entre el grupo étnico con sensibilidad a insulina, características bioquímicas y antropométricas.A 113 sujetos entre 18-39 años se les realizó encuesta de antecedentes familiares, antropometría, test de tolerancia a insulina, genotipificación ApoE y determinación de glucosa y lípidos. Los resultados fueron sometidos a Análisis de Regresión Múltiple para cada uno de los grupos étnicos. TAG se asocian significantemente con edad, sensibilidad a insulina e IMC en etnia blanca (p=0.016), mestiza (p=0.040) e indígena (p=0.040). Sin relación significante con colesterol total y col-HDL, etnia, IMC, edad y sensibilidad a insulina. Resistentes a insulina 44 por ciento, porcentaje relativamente alto considerando que es un grupo de personas jóvenes. La distribución del genotipo ApoE es: 2/ 3=7 por ciento, 3/3=72 por ciento, 3/4=17 por ciento y 4/4=2 por ciento con alto porcentaje del alelo E4. Los datos sugieren que la sensibilidad a insulina es independiente del grupo étnico, IMC y edad. El análisis estadístico permite concluir: que en la etnia blanca la concentración de TAG está correlacionada con la sensibilidad a insulina, en los mestizos se correlaciona con el IMC y en los indígenas con la edad y sensibilidad a insulina. En el grupo étnico negro ninguna de estas variables está correlacionada con los TAG. En cada etnia existen situaciones de riesgo para perfiles alterados de lípidos que se sabe están asociados al desarrollo temprano de ECNT. Los resultados de este estudio pueden ser utilizados como base para el diseño de estrategias de prevención para mejorar la calidad de vida en el adulto


Subject(s)
Ethnicity , Insulin , Lipids/metabolism
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