Prevalencia de trastornos psiquiátricos por uso de alcohol y otras sustancias en hombres y mujeres hospitalizados en medicina interna de un hospital de Santiago de Chile / Prevalence of substance abuse among patients hospitalized in an internal medicine service from Santiago de Chile

ABSTRACT

Background: Studies done in Chile and abroad report a high frequency of substance abuse among patients hospitalized in general medical services. Aim: To report the frequency of substance abuse in a sample of patients hospitalized in a public hospital of Santiago. Material and methods: A structured psychiatric interview for the Third Revised Version of The Diagnostic and Statistical Manual (DSM-III-R) was applied to 203 males, aged 58.5 years and 203 females, aged 52,9 years, hospitalized in an internal medicine Service of a public hospital. All subjects had a low educational and income level. Results: The discharge diagnoses of studied patients were digestive diseases in 32 percent, circulatory diseases in 19 percent, cancer, diabetes mellitus and genitourinary diseases in 11 percent respectively and mental or behavioral diseases in 5 percent. Thirty eight percent of males and 6 percent of females qualified for alcohol dependency or abuse in some moment of their lives. The figures for benzodiazepine dependency were 1 percent among males and 6 percent among females. The figures for cannabis, cocaine or stimulant abuse were 1.5 percent for males and 1 percent for females. Other conditions of the axis 1 of DSM-IIIR were diagnosed in 47 percent of males and 65 percent of females with substance abuse. Conclusions: Substance abuse underlies medical conditions in a high proportion of patients admitted to medical services in general hospitals