Abstract
Osteoarthrosis is one of the main causes of disability, especially among the elderly population, over 65 years old, associated with a significant decrease in the quality of life, representing at the same time a burden for the patient, but also for the health system. Chronic, degenerative diseases, including osteoarthrosis, with high frequency especially in developed countries require medical care and expensive treatments given to patients, therefore a good knowledge of the epidemiological situation, but also of the risk factors, as well as the associated comorbidities can represented a support for the decision-makers in the health policy of the countries in order to develop cost-effective policies in the field.