2011 National Healthcare Quality and Disparities Reports
|Median income of patient's ZIP Code||First quartile (lowest income)||1,196.3||97.6|
|Fourth quartile (highest income)||553.5||47.4|
|Location of patient residence||Large central metropolitan||911.4||105.8|
|Large fringe metropolitan||850.8||83.2|
|Location of inpatient treatment||Northeast||1,197.1||119.2|
a. Consistent with the Agency for Healthcare Research and Quality (AHRQ) Pediatric Quality Indicators (PDI) software, asthma must be the principal diagnosis and the following cases are excluded: admissions with cystic fibrosis or anomalies of the respiratory system, transfers from other institutions, and obstetric admissions.
b. Rates are adjusted by age and gender using the total U.S. population for 2000 as the U.S. standard population; when reporting is by age, the adjustment is by gender only; when reporting is by gender, the adjustment is by age only.
Source: Agency for Healthcare Research and Quality (AHRQ), Center for Delivery, Organization, and Markets, Healthcare Cost and Utilization Project, Nationwide Inpatient Sample and Nationwide Emergency Department Sample, 2008, and AHRQ Quality Indicators, modified version 4.1.