The definition of a patient population can be influenced by various factors:
Geographical Boundaries: Populations can be defined by specific regions, such as cities, states, or countries. Demographic Characteristics: Age, gender, race, and socioeconomic status can be used to define populations. Health Status: Groups can be categorized based on their health conditions, such as diabetes patients or cancer survivors. Temporal Factors: Sometimes, populations are defined by specific time periods, such as during an epidemic or after a natural disaster.