Eating disorder a given year. Anorexia affects about 0.4% and bulimia affects about 1.3% of young women in a given year. Up to 4% of women have anorexia, 2% have bulimia, and 2% have binge eating disorder at some point in time. Anorexia and bulimia occur nearly ten times more often in females than males. Typically, they begin in late childhood or early adulthood. Rates of other eating disorders are not clear. Rates of eating disorders appear to be lower in less developed countries. Bulimia nervosa is a disorder characterized by binge eating and purging, as well as excessive evaluation of one's
Eating Disorder Diagnostic Scale height, sex and age. The EDDS questionnaire is used for researchers to provide some cures for the three types of eating disorder. It is more efficient than having an interview because it's easier to get a result, from a group of participants, with the 22-questions questionnaire. Having to interview each participant is a harder and more time-consuming way to get a result. This questionnaire is also useful for primary care/ clinical purposes to identify patients with eating pathology. In follow up studies of the reliability and validity of the EDDS, it was shown to be sufficiently sensitive to detect the