Incidence and Mortality Trends for Four Cancers in High- and Low-Income U.S. Counties, 1975-2013 (image) The Dartmouth Institute for Health Policy & Clinical Practice Share Print E-Mail Caption Because income and cancer-incidence trends (particularly for melanoma) may be confounded by race, the data here are for white people only. High-income counties have a median family income of more than $75,000, and low-income counties have a median family income of less than $40,000, according to 2000 US Census data. Credit The Dartmouth Institute Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.