“Real World Evidence from Retrospective Study: A New Approach”
Choosing the best accessible therapeutic and preventive measures to avoid suffering from diseases leading to disability and death is an important goal for all health care professionals. To accomplish this objective, the health care community seeks information on data to support critical decision making while choosing interventions during clinical practice. A retrospective clinical study looks backward in time, usually using the medical records and interviews with patients who are already known to have a medical condition. The study looks backward and examines exposures to suspected risk or protection factors in relation to an outcome which is established at the beginning of the study. A “ Retrospective study ” is played out a posteriori, utilizing data on occasions that have occurred previously. In most cases, some or most of the information has just been assembled and put away in the library. In a retrospective study, different patient populations can be compared to one or severa