In Matthew Roach’s two years as vital statistics manager for the Arizona Department of Health Services, and 10 years previously in its epidemiology program, he has witnessed a trend in mortality rates that has rural health experts worried. As Roach tracked the health of Arizona residents, the gap between mortality rates of people living in rural areas and those of their urban peers was widening. The health disparities between rural and urban Americans have long been documented, but a recent report from the Department of Agriculture’s Economic Research Service found the chasm has grown in recen…