Year: 1987 Source: Acta Psychiatrica Scandinavica, v.75, no.5, (May 1987), p.521-531 SIEC No: 19872047

Determined the prognosis of 221 patients firs tadmitted 1941-1954, for dependence on sedative-hypnotic drugs in a record-linkage & interview study concluded in 1984. Different outcomes were related to admission characteristics.An excess of unnatural deaths was noted (suicides in 11% of the men and 23% of the women). Of those with primary sedative-hypnotic dependence, 46% continued to abuse drugs until death or follow-up, and 72% had primary or concomitant alcohol abuse.