Risk of new acute-care service use (admissions).* *The percentage of days with new service use is calculated by the number of days with a new service (hospital admission, new partial hospitalization treatment, or ER admission) divided by the number of eligible days on treatment. Eligible days on treatment exclude days in which the previous day was spent hospitalized or in partial hospitalization.
Faries et al. BMC Psychiatry 2009 9:54 doi:10.1186/1471-244X-9-54