Study protocol for WHO and UNICEF estimates of global, regional, and national preterm birth rates for 2010 to 2019

• Ayesha De Costa ,

  Roles Conceptualization, Methodology, Writing – original draft, Writing – review & editing

  * E-mail: deay@who.int

  Affiliation Department of Maternal, Newborn, Child and Adolescent Health and Ageing, World Health Organization, Geneva, Switzerland

  https://orcid.org/0000-0003-1869-5990

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• Ann-Beth Moller,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliation UNDP-UNFPA-UNICEF-WHO-World Bank Special Programme of Research, Development and Research Training in Human Reproduction (HRP), Department of Sexual and Reproductive Health and Research World Health Organization, Geneva, Switzerland

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• Hannah Blencowe,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliation Centre for Maternal, Adolescent, Reproductive and Child Health, London School of Hygiene and Tropical Medicine, London, United Kingdom

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• Emily White Johansson,

  Roles Conceptualization, Methodology, Writing – original draft, Writing – review & editing

  Affiliations Department of Maternal, Newborn, Child and Adolescent Health and Ageing, World Health Organization, Geneva, Switzerland, Department of Women and Children’s Health, Uppsala University, Uppsala, Sweden

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• Laith Hussain-Alkhateeb,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliations Department of Maternal, Newborn, Child and Adolescent Health and Ageing, World Health Organization, Geneva, Switzerland, Global Health, School of Public Health and Community Medicine, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden

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• Eric O. Ohuma,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliation Centre for Maternal, Adolescent, Reproductive and Child Health, London School of Hygiene and Tropical Medicine, London, United Kingdom

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• Yemisrach B. Okwaraji,

  Roles Conceptualization, Methodology, Writing – original draft

  Affiliation Centre for Maternal, Adolescent, Reproductive and Child Health, London School of Hygiene and Tropical Medicine, London, United Kingdom

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• Jennifer Cresswell,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliation UNDP-UNFPA-UNICEF-WHO-World Bank Special Programme of Research, Development and Research Training in Human Reproduction (HRP), Department of Sexual and Reproductive Health and Research World Health Organization, Geneva, Switzerland

  https://orcid.org/0000-0002-9553-1132

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• Jennifer H. Requejo,

  Roles Methodology, Writing – review & editing

  Affiliation Division of Data, Analysis, Planning and Monitoring, United Nations Children’s Fund, New York City, New York, United States of America

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• Rajiv Bahl,

  Roles Methodology, Writing – review & editing

  Affiliation Department of Maternal, Newborn, Child and Adolescent Health and Ageing, World Health Organization, Geneva, Switzerland

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• Olufemi T. Oladapo,

  Roles Methodology, Writing – review & editing

  Affiliation UNDP-UNFPA-UNICEF-WHO-World Bank Special Programme of Research, Development and Research Training in Human Reproduction (HRP), Department of Sexual and Reproductive Health and Research World Health Organization, Geneva, Switzerland

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• Joy E. Lawn ,

  Roles Conceptualization, Methodology, Writing – review & editing

  ¶‡ These authors are joint senior authors on this work.

  Affiliation Centre for Maternal, Adolescent, Reproductive and Child Health, London School of Hygiene and Tropical Medicine, London, United Kingdom

  https://orcid.org/0000-0002-4573-1443

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• Allisyn C. Moran

  Roles Conceptualization, Methodology, Writing – original draft

  ¶‡ These authors are joint senior authors on this work.

  Affiliation Department of Maternal, Newborn, Child and Adolescent Health and Ageing, World Health Organization, Geneva, Switzerland

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