Hospitalizations refer to the act of admitting and caring for a patient in a hospital setting. This research area focuses on studying the trends, causes, outcomes, and management of hospital admissions for various medical conditions. Researchers in this field may investigate factors that contribute to hospitalizations, such as chronic illnesses, infectious diseases, injuries, or surgical procedures. They may also examine the impact of hospitalizations on healthcare systems, costs, and patient outcomes. Overall, hospitalization research plays a crucial role in improving the quality of patient care and optimizing healthcare delivery.