“…Administrative uses of mental health information can result in streamlined services and improved client care through access to information on treatment history (Chapman & Ostye, 1987): administrative data can provide information on which community mental health services can be plarured and evaluated (Wing, 1983, Beecham, Knapp & Fenyo, 1991. Administrative data has been used to examine the impact of intensive community services upon chronic hospital utilization (Bigelow,199L), to examine patterns in the delivery of psychiatric care in saskatchewan (D'Arcy, 1976(D'Arcy, , 1977a(D'Arcy, , 1977b and Manitoba (Tataryn, Mustard & Derksen, 1994) and to describe characteristics and health services utilization of alcohol and drug dependent individuals (D'Arcy & Bold, 1983). Other research uses of administrative data include studies on the incidence and prevalence of mental disorder, studies of treatment course and outcome, sampling patients for clinical or epidemiological studies and studies of risk factors for mental illness (Munk-Jergensen, Kastrup & Mortens en, 1993 , Mortensen , 1995).…”