Journal article

An outcome-based definition of low birthweight for births in low-and middle-income countries: a secondary analysis of the WHO global survey on maternal and perinatal health

Malinee Laopaiboon, Pisake Lumbiganon, Siwanon Rattanakanokchai, Warut Chaiwong, Joao Paulo Souza, Joshua P Vogel, Rintaro Mori, Ahmet Metin Gulmezoglu

BMC PEDIATRICS | BMC | Published : 2019

Abstract

BACKGROUND: 2500 g has been used worldwide as the definition of low birthweight (LBW) for almost a century. While previous studies have used statistical approaches to define LBW cutoffs, a LBW definition using an outcome-based approach has not been evaluated. We aimed to identify an outcome-based definition of LBW for live births in low- and middle-income countries (LMICs), using data from a WHO cross-sectional survey on maternal and perinatal health outcomes in 23 countries. METHODS: We performed a secondary analysis of all singleton live births in the WHO Global Survey (WHOGS) on Maternal and Perinatal Health, conducted in African and Latin American countries (2004-2005) and Asian countrie..

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Grants

Funding Acknowledgements

WHO Global Survey on Maternal and Perinatal Health (WHOGS, 2004-08) was financially supported by the UNDP/UNFPA/WHO/World Bank Special Programme of Research, Development, and Research Training in Human Reproduction (HRP); WHO; United States Agency for International Development (USAID); Ministry of Health, Labour and Welfare of Japan; Ministry of Public Health of the People's Republic of China; and the Indian Council of Medical Research, India.This secondary analysis study was financially supported by Thailand Research Fund (Distinguished Professor Award).