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Inpatient Medicaid Usage and Expenditure Patterns After Changes in Supplemental Nutrition Assistance Program Benefit Levels


The actual percentage change in costs each month from January 2006 varied from about −15% during 2006 to about 15% by March 2009 (just before the increase in SNAP benefits), about 25% by October 2013, (just before the decrease in SNAP benefits), and about 45% by December 2014.

Interrupted time series analysis of changes in nationwide inpatient Medicare expenditures in response to changes in the Supplemental Nutrition Assistance Program (SNAP), January 2006–January 2014. SNAP benefits increased monthly by a minimum of 13.6% per SNAP household in April 2009, and this increase expired in November 2013.

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