Cause-specific mortality among people previously hospitalized with opioid-related conditions: a retrospective cohort study

Although numerous studies have reported on all-cause mortality among opioid users, few have provided estimates for specific causes of death. We report all-cause and cause-specific mortalities for a large cohort of individuals with a history of opioid-related disorders.We used administrative data on people discharged from California hospitals between 1990 and 2005 with diagnoses of opioid dependence, abuse, poisoning, or withdrawal. We calculated...