We have use  \cite{set} that represents 10 years (1999-2008) of clinical care at 130 US hospitals for the classification, which has 50 features and 101766 records of patients and hospital outcomes.  Information was extracted from the database for encounters that satisfied the criteria's such as inpatient encounter (a hospital admission), diabetic encounter( one during which any kind of diabetes was entered to the system as a diagnosis), length of stay was at least 1 day and at most 14 days, laboratory tests performed during the encounter, medications were administered during the encounter. 
The data contains such attributes as patient number, race, gender, age, admission type, time in hospital, medical specialty of admitting physician, number of lab test performed, HbA1c test result, diagnosis, number of medication, diabetic medications, number of outpatient, inpatient, and emergency visits in the year before the hospitalization, etc.