Does Weekend Hospital Admission Affect Upper Gastrointestinal Hemorrhage Outcomes?: A Systematic Review and Network Meta-Analysis.

Background: Compared with weekday admissions, weekend admissions are consistently associated with worse patient outcomes, known as the "weekend effect." The weekend effect may have adverse health consequences, including death. To determine the potential impact of the weekend effect on primary (ie, mortality) and secondary outcomes of patients with upper gastrointestinal hemorrhage (UGIH).