2009 National Healthcare Quality and Disparities Reports
|Median income of patient's ZIP code||First quartile (lowest income)||42.6||3.9||39.3||3.2|
|Fourth quartile (highest income)||19.7||3.0||15.1||2.1|
|Location of patient residence||Large central metropolitan||25.8||4.7||27.5||4.1|
|Large fringe metropolitan||23.3||4.4||24.8||3.2|
|Region of inpatient treatment||Northeast||30.6||5.5||24.2||3.8|
a Ketoacidosis, hyperosmolarity, or coma.
b Rates are adjusted by age and gender using the total U.S. population for 2000 as the standard population; when reporting is by age, the adjustment is by gender only; when reporting is by gender, the adjustment is by age only.
Key: SE: standard error.
Source: Agency for Healthcare Research and Quality (AHRQ), Center for Delivery, Organization, and Markets, Healthcare Cost and Utilization Project, Nationwide Inpatient Sample and AHRQ Quality Indicators, version 3.1.