After decades of rising preterm birth rates in the USA and other countries, recent prematurity
rates seem to be on the decline. Despite this optimistic trend, preterm birth rates remain …

Preterm birth (< 37 weeks) complicates 12.5% of all deliveries in the USA, and remains the
leading cause of perinatal mortality and morbidity, accounting for as many as 75% of …

Infants born before term (< 37 weeks) have an increased risk of neonatal mortality as well as
other health problems. The increasing rate of preterm birth in recent decades, despite …

In 2009, the Global Alliance to Prevent Prematurity and Stillbirth Conference charged the
authors to propose a new comprehensive, consistent, and uniform classification system for …

This article is a part of a series that focuses on the current state of evidence and practice
related to preterm birth prevention. We provide an overview of current knowledge (and …

Over the last decade, it has become increasingly apparent that the cause of preterm birth is
multifactorial, involving both genetic and environmental factors. With the development of …

Preterm birth is a syndrome with many causes and phenotypes. We propose a classification
that is based on clinical phenotypes that are defined by≥ 1 characteristics of the mother, the …

Importance Preterm birth has been difficult to study and prevent because of its complex
syndromic nature. Objective To identify phenotypes of preterm delivery syndrome in the …

Introduction A report released May 2, 2012 by the United Nations Secretary General, Ban Ki-
moon, reported a global crisis in the rising rates of preterm birth (, 37 weeks gestational age) …

Estimating the incidence of preterm birth depends on accurate assessment of gestational
age and pregnancy outcomes. In many countries, such data are not routinely collected …