Prevalence of eating disorders in Portugal: a Survey on a sample of students of the 3rd cycle and secondary education

Monday, 18 November 2013

maria dos anjos Coelho Rodrigues Dixe, RN, M.Sc., Ph.D.
School of Health, Instituto Politecnico de Leiria, Leiria, Portugal

Learning Objective 1: to know the prevalence of eating disorders on European country

Learning Objective 2: to know some strategies to preventing eating disorders used on European country

Background: Eating disorders are characterized by constant or irregularly spaced deprivation of food ingestion, caused by mistaken concepts about ideal weight, body image and eating. The eating disorders presents as a prominent health problem and as such, must be understood as a multidimensional and complex  disorders and which may occur due to the nature of pathological eating behaviors and with serious consequences on the quality of present and future life.

Goals: a) to evaluate the prevalence (frequency) of eating disorders in a non-clinic population of students; b) to characterize the socio-demographic and family of students c) to determine the relationship between eating symptomatology and associated factors; d) to determine the relationship between eating symptomatology and family-based aspects;

Methodology: In order to achieve the objectives, we conducted a non-experimental, cross-sectional and correlational. The sample consisted of 960 students of the 3rd cycle and secondary education in central Portugal. There were administered an anonymous questionnaire consisting of socio-demographic data, anthropometric and clinical trials, the Eating Disorder Inventory 1(EDI1)

Results: According to the criteria in the DSM-IV-TR did not find any case of Bulimia Nervosa in both sexes. In the case of the girls we found 3.4% of partial situations of restrictive anorexia probable cases and 6.3% cases of bulimia. In the case of the boys we found 1.1% of sub-clinical situations of anorexia and 3.5% of bulimia

Were also observed, correlations between the symptoms associated with eating disorders (EDI) according to sex, age, BMI and family type.

conclusions: Educating about healthy eating and body image is also an important primary prevention task. Health classes in school should teach adolescents about different body types, nutrition, the importance of exercise, recognizing hunger and the dangers of dieting