Objective. To analyze the effect of states' Medicaid bed-hold policies on the 30-day rehospitalization of Medicare postacute skilled nursing facility (SNF) residents.
Data Sources. Minimum data set assessments were merged with Medicare claims and eligibility files for all first-time SNF admissions (N=3,322,088) over the period 2000 through 2005; states' Medicaid bed-hold policies were obtained via survey.