| Inpatient-Primary | Inpatient-Secondary | Outpatient †| Prescription ‡ |
---|---|---|---|---|
Diabetes-Related Medical Care Encounter * | ||||
Definition | Primary discharge diagnosis of diabetes (ICD-9-CM codes of 250, 250.0, 250.1, 250.2, 250.3, 250.9)§ | Inpatient stay with 1) a secondary or admission diagnosis for diabetes; or 2) a physician encounter with a primary diagnosis of diabetes during the hospital stay period, defined as the day prior to admission through the day following discharge. | Outpatient visit with a primary diagnosis of diabetes, excluding those during the hospital stay period. | Filled prescription for any diabetes medication, including insulin, insulin adjuncts (pramlintide), and oral hypoglycemics. There can be no diagnosis, primary or secondary, of polycystic ovarian syndrome in the interval [tx-120,tx + 120] |
Index date (tx) initial | Admission date or prior day if ED/ outpatient visit with diabetes diagnosis on that day | As for inpatient-primary | Day of visit | Day of prescription fill |
Additional Criteria for Diabetes Case | ||||
Exclusion|| | None | Â | Â | Â |
Confirmation||, primary definition | None | 1. Diabetes medication prescription, or 2. Outpatient or inpatient (any) diagnosis | 1. Diabetes medication prescription, or 2. Inpatient (any) diagnosis | 1. Outpatient or inpatient (any) diagnosis, or 2. Subsequent prescription, and procedure indicating diabetes management¶, and no diagnosis absent/irregular menses. |
Confirmation||, secondary definition | None | None | Glycosylated hemoglobin test (indicating possible diabetes management). | As above |
Index date, final | If diabetes-related procedure# in the interval [tx-29, tx-1] tx is set to procedure date. |