1. Non-Preventable Readmissions Are Assigned to One of 7 Categories: 1.Not Clinically Related 2.Clinically Related, but not preventable 3.Planned 4.Trauma 5.Obstetric 6.Major Malignancy 7.Other (Transplants, Malfunctions)

2. Classification of Non-Preventable Surgical Rehospitalizations (Florida, 2004-05)

3. Classification of Non-Preventable Medical Rehospitalizations (Florida, 2004-05)

4. Potentially Preventable Readmissions Fall into One of 6 Categories 1.Medical-Same: Medical readmission for a continuation or recurrence of the reason for the initial admission 2.Medical-Chronic: Medical readmission for an acute decompensation of a chronic problem unrelated to the reasons for the initial admission, but likely related to pre- or post–discharge care 3.Medical-Complication: Medical readmission for an acute medical complication plausibly related to care in the initial admission 4.Surgical-Same: Readmission for a surgical procedure to address a continuation or a recurrence of the problem causing the initial admission 5.Surgical-Complication: Readmission for a surgical procedure to address a complication resulting from care in the initial admission. 6.Mental Health: Readmission for a mental health or substance abuse problem