Alexander Y. Walley|Michael K. Paasche?Orlow|Eugene C. Lee|Shaula Forsythe|V. K. Chetty|Suzanne Mitchell|Brian W. Jack
Acute Care Hospital Utilization Among Medical Inpatients Discharged With a Substance Use Disorder Diagnosis
Boston University|Boston University|Boston University|Boston University|Boston University|Boston University|Boston University
hospital discharge may opportunity intervene among patients substance use disorders reduce subsequent hospital utilization study determined whether substance use disorder diagnosis associated subsequent acute care hospital utilizationwe conducted observational cohort study among 738 patients general medical service urban academic safetynet hospital main outcomes rate risk acute care hospital utilization emergency department visit hospitalization within 30 days discharge main independent variable presence substance use disorder primary secondary discharge diagnosis code index hospitalizationat discharge 17 subjects substance use disorder diagnosis patients higher rates recurrent acute care hospital utilization patients without substance use disorder diagnoses 063 vs 032 events per subject 30 days p 001 increased risk recurrent acute care hospital utilization 33 vs 22 30 days p 005 adjusted poisson regression models incident rate ratio 30 days 149 95 confidence interval 112198 patients substance use disorder diagnoses compared without subgroup analyses higher utilization attributable drug diagnoses combination drug alcohol diagnoses exclusively alcohol diagnosesmedical patients substance use disorder diagnoses specifically drug userelated diagnoses higher rates recurrent acute care hospital utilization without substance use disorder diagnoses