Preventable hospitalizations among adult Medicaid beneficiaries with concurrent substance use disorders.

Objective: We aim to examine the relationships between substance use disorders and preventable hospitalizations for Ambulatory Care Sensitive Conditions among adult Medicaid beneficiaries.

Methods: Cross-sectional analysis using de-identified Medicaid claims data in 2012 from 177,568 beneficiaries in Missouri was conducted. Logistic regression models were estimated for the associations of substance use disorder status with Ambulatory Care Sensitive Conditions, demographics, chronic physical and mental illnesses.

Epidemiology of methamphetamine abuse in Missouri.

Methamphetamine use has spread over the past decade from the West to other regions of the nation. Since 2000, Missouri has ranked first in clandestine laboratory incidents. The continuing threat of Mexican-produced methamphetamine tempers recent reduction of clandestine laboratory incidents in Missouri.