Study Overview & Design Protocol

In order to understand the data, it is helpful to begin from the macro perspective by looking at the purpose, design, and measurements to be performed over the life of the study. To access the study objectives and protocol documents please go to the "About OAI" page by clicking About OAI in the upper menu. Links under "The Osteoarthritis Initiative (OAI)" lead to the study objectives, design protocol, and design protocol appendices. Under "Visit Schedule and Assessments" links to information about type and frequency of examination and questionnaire measurements can be found.