This Indicator measures the age adjusted rate of acute preventable hospitalizations. “‘Preventable hospitalizations’ are inpatient hospital stays that could have been avoided with improved access to and quality of outpatient care. They are measured by prevention quality indicators (PQIs). PQI #91, the acute composite, is a summary measure which includes bacterial pneumonia, urinary tract infection, and dehydration preventable hospitalizations for adults. ”(Source:http://www.healthyalamedacounty.org/indicators/index/view?indicatorId=2480&localeId=2 38)

This Indicator compares zip codes in which more than 60% of the population is non-White to those in which more than 60% of the population is White. The third category of zip codes is those in which the population is racially and ethnically mixed. Data is from 2013 through the third quarter of 2015.