The Behavioral Risk Factor Surveillance System (BRFSS) provides data about health-related risk behaviors, chronic health conditions and use of preventive services.
Years of Potential Life Lost (YPLL) is an estimate of premature death based on years of life lost among those less than age 75 for a given population and time period.
A crude rate is the total number of events in an area divided by the population in that area.
When the age profiles of populations are quite different, use age-adjusted rates to compare data.
The Measure of Variability (MOV) statistic in CHARTS compares a county’s rate to the state’s rate.
CHARTS’ trend graphs compare data over time. The County Health Status Summary profile tests for significance of a trend.