The PREDHIS application is an application for detecting risk factors for dental and oral disease in pregnant women based on those that directly interact with the disease process (tooth structure, condition of saliva, food, and length of time the oral cavity is exposed to an acidic environment) and the underlying factors (social conditions). economics, history of disease and previous dental treatment, history of diseases related to dental health and behavior of pregnant women). The disease factors studied were dental caries or cavities and periodontal disease.