The relationship between obstetrical interventions and the increase in U.S. preterm births, 2014-2019

• Marian F. MacDorman ,

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: mmacdorman@gmail.com

  Affiliation Maryland Population Research Center, University of Maryland, College Park, Maryland, United States of America

  https://orcid.org/0000-0003-4266-3163

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• Marie Thoma,

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

  Affiliation Department of Family Science, University of Maryland School of Public Health, College Park, Maryland, United States of America

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• Eugene Declercq,

  Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

  Affiliation Department of Community Health Sciences, Boston University School of Public Health, Boston, Massachusetts, United States of America

  https://orcid.org/0000-0001-5411-3033

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• Elizabeth A. Howell

  Roles Formal analysis, Investigation, Methodology, Visualization, Writing – original draft, Writing – review & editing

  Affiliation Department of Obstetrics and Gynecology, Perlman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

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