The International Fetal and Newborn Growth Consortium for the 21st Century, or INTERGROWTH-21st, is a global, multidisciplinary network of more than 300 researchers and clinicians from 27 institutions in 18 countries worldwide and coordinated from the University of Oxford. We are dedicated to improving perinatal health globally and committed to reducing the millions of preventable newborn deaths that occur as a result of preterm birth or poor intrauterine growth.
The INTERGROWTH-21st Newborn Size Application Tool for calculating centiles and z-scores for birth weight, length and head circumference is now available for download for Windows and Mac users, along with a web browser version. Read more
Professors Jose Villar and Aris Papageorghiou enjoyed a warm reception when they presented the INTERGROWTH-21st standards at the Sixth China Maternal and Child Health Development Conference which was held in Zhuhai last week. Read more
We are a global network of over 300 researchers and health care professionals dedicated to improving maternal and newborn health in 27 countries.
This website provides clinicians and researchers access to the INTERGROWTH-21stGlobal Perinatal Package. This package is comprised of new, globally-validated standards and practical training resources. To download the standards please use the download links to the right of this page.
These standards are paired with an expanding Training Toolkit and a rich body of literature on our methods.
Policymakers may be interested in learning our progress with disseminationso far, and the implications of our new standards for health policy.
A selection of INTERGROWTH-21st-related news articles from around the world and information regarding press inquiries is available on our Media page.
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These international anthropometric standards were developed to assess newborn size in routine clinical practice that are intended to complement the WHO Child Growth Standards and allow comparisons across multiethnic populations. ...
Zika Virus
In response to the recent news about the Zika virus, we draw your attention to the International INTERGROWTH-21st Standards for Head Circumference of newborns and very preterm infants.