Overweight and obesity result from change in dietary patterns and increasingly sedentary attitude. Objectives: To compare the energy and nutrient intake in female adolescents with overweight and obesity. Design: Cross-sectional, observational and analytical study. Location: Lima’s urban area Education Center. Participants: Adolescents aged 10 to 18 years. Interventions: One hundred overweight adolescents and 87 obese adolescents were studied. Diagnosis was done by body mass index (BMI) with the World Health Organization (WHO) reference population and cutoff levels between 85 and 95 percentile for overweight and over 95 for obesity. Amount of energy and nutrients was determined by a semi quantitative food frequency questionnaire using the Peruvian Table for Food Composition and the Table of the USA Department of Agriculture. FAO recommendations were used to determine the adequate percen...

Introduction. Vitamin deficiency is being considered a public health problem. Objectives. To describe vitamin D status in female adolescents with obesity. Design. Observational, descriptive, analytical study. Location. Metropolitan Lima. Participants. Teenagers. Interventions. According to body mass index, 111 adolescents were studied, 58 were obese and 53 non-obese. A food survey was performed including those containing vitamin D and vitamin supplements. Waist circumference and blood pressure were obtained. Glucose, lipid profile and 25 hydroxyvitamin D were determined in serum. Vitamin D status was determined by Holick criteria. Statistical analysis used student-t test, chi-square and ANOVA, with a 95% confidence interval and a significance level of <0.05. Main outcome measures. Averages, confidence interval and prevalence. Results. Vitamin D deficiency (<20 ng/mL) was found in 1...