Neighborhood poverty and preterm birth revisited: Comparing cross-sectional measures to longitudinal poverty trajectories

Claire Margerison-Zilko, PhD1, Catherine Cubbin, PhD2, Jina Jun, MA3, Kristen Marchi, MPH4, Kathryn R. Martin, MPH, PhD5, Michael P. Curtis, PhD5 and Paula Braveman, MD, MPH4
(1)University of Texas at Austin, Austin, TX, (2)The University of Texas at Austin, Austin, TX, (3)University of Texas, Austin, TX, (4)University of California, San Francisco, San Francisco, CA, (5)California Department of Public Health, Sacramento, CA