According to historical documents, the hospital had admitted a total of 5,046 patients since its opening, 1,243 of which had been "released as recovered," 1,051 "improved," while at least 1,058 had died in the hospital.
A narrow gauge railroad was established on the grounds of the hospital during its construction, leading into different tunnels and buildings.
Oregon Health Plan (OHP) members must update their information to make sure they still qualify for health coverage.
Before the introduction of psychoactive drugs in the late-twentieth century, common procedures and experimental practices included electroconvulsive therapy, insulin shock therapy, and Metrazol shock therapy, Overall, 467 people got sick and 47 people died.The hospital's population began to steadily increase in the middle of the century; this led to the opening of Dammasch State Hospital in Clackamas County, near Portland, which was established to help mitigate overcrowding problems.The reduction in patient numbers further allowed the hospital to introduce other programs, including a training program for psychiatric nurses, as well as a two-year residency program for physicians to study psychiatry.Perez, who was listed as 5 feet 8 inches (1.73 m) and weighing over 300 pounds (140 kg), went missing on October 17, 2009, and was later found deceased in the hospital; an autopsy confirmed his cause of death as coronary artery disease. During a 2008 excavation, artifacts dating to a mid-seventeenth-century frontier homestead were uncovered on the grounds of the Oregon State Hospital campus.Recovered items included earthen dishes, glass windows, a canning jar and a lamp chimney.