Different Types of Clinical Research Studies and the Difference Between the Both
New tests or treatments are not available to the public as soon as they are made. They need to go through a variety of tests and phases to ensure if the new drugs, treatments, devices etc are safe and effective for the people. A clinical research trial is a research which is carried out on healthy and sick people with a purpose of improving knowledge of diseases, developing new treatments or medical devices to ensure better patient care. Different Types of Clinical Studies The two different types of clinical studies are- observational studies and interventional studies. Observational Studies- The purpose of observational studies is to improve the knowledge of the disease and its evolution. Observational studies are carried out within the framework of the follow-up of the patients in the reference centers. The studies also include natural history studies. Interventional Studies- Interventional studies are also known as clinical trials. These studies are meant