Between 2005 and 2011, the number of hospital emergency department visits for mental health and substance use disorders increased by 25.8%, from 27.9 visits per 1,000 in 2005 to 35.1 visits per 1,000 in 2011. Homeless persons and nursing home residents had the highest rates of such visits in 2011. The rate for homeless persons was 173.7 per 1,000 emergency department visits. The rate for nursing home residents was 95.2 per 1,000 emergency department visits.
These findings were reported in “Characteristics of Hospital Emergency Room Visits for Mental and Substance Use . . .