Impact of State-Level Changes on Maternal Mortality: A Population-Based, Quasi-Experimental Study

Introduction Recent increases in maternal mortality and persistent disparities have led to speculation about why the U.S. has higher rates than most high-income countries. The aim was to examine the impact of changes in state-level factors plausibly linked to maternal mortality on overall rates and by race/ethnicity. Methods This quasi-experimental, population-based, difference-in-differences study used 2007–2015 National Vital Statistics System...